/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe-MCR.epf -i ../../../trunk/examples/svcomp/pthread-ext/03_incdec.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-4336eb1 [2019-12-27 15:13:35,449 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-27 15:13:35,451 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-27 15:13:35,467 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-27 15:13:35,467 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-27 15:13:35,468 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-27 15:13:35,470 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-27 15:13:35,471 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-27 15:13:35,473 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-27 15:13:35,474 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-27 15:13:35,475 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-27 15:13:35,476 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-27 15:13:35,476 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-27 15:13:35,477 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-27 15:13:35,478 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-27 15:13:35,479 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-27 15:13:35,480 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-27 15:13:35,481 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-27 15:13:35,482 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-27 15:13:35,484 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-27 15:13:35,486 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-27 15:13:35,487 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-27 15:13:35,488 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-27 15:13:35,488 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-27 15:13:35,491 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-12-27 15:13:35,494 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-27 15:13:35,494 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-27 15:13:35,495 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-27 15:13:35,496 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-27 15:13:35,497 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-27 15:13:35,497 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-27 15:13:35,498 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-27 15:13:35,498 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-27 15:13:35,498 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-27 15:13:35,499 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-27 15:13:35,499 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-27 15:13:35,500 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-FA-SemanticLbe-MCR.epf [2019-12-27 15:13:35,518 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-27 15:13:35,518 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-27 15:13:35,519 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-27 15:13:35,522 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-27 15:13:35,522 INFO L138 SettingsManager]: * Use SBE=true [2019-12-27 15:13:35,522 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-27 15:13:35,522 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-27 15:13:35,522 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-27 15:13:35,523 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-27 15:13:35,523 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-27 15:13:35,523 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-27 15:13:35,523 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-27 15:13:35,523 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-27 15:13:35,523 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-27 15:13:35,524 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-27 15:13:35,524 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-27 15:13:35,524 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-27 15:13:35,524 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-27 15:13:35,524 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-27 15:13:35,526 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-27 15:13:35,526 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-27 15:13:35,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-27 15:13:35,526 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-27 15:13:35,527 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-27 15:13:35,527 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-27 15:13:35,527 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-27 15:13:35,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-27 15:13:35,528 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2019-12-27 15:13:35,528 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-27 15:13:35,528 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2019-12-27 15:13:35,529 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-27 15:13:35,783 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-27 15:13:35,801 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-27 15:13:35,805 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-27 15:13:35,806 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-27 15:13:35,807 INFO L275 PluginConnector]: CDTParser initialized [2019-12-27 15:13:35,808 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/03_incdec.i [2019-12-27 15:13:35,873 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cd1751cb/682e756ff30e4383b9ac12200923e789/FLAG0004e97b8 [2019-12-27 15:13:36,442 INFO L306 CDTParser]: Found 1 translation units. [2019-12-27 15:13:36,443 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/03_incdec.i [2019-12-27 15:13:36,461 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cd1751cb/682e756ff30e4383b9ac12200923e789/FLAG0004e97b8 [2019-12-27 15:13:36,670 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cd1751cb/682e756ff30e4383b9ac12200923e789 [2019-12-27 15:13:36,683 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-27 15:13:36,685 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-27 15:13:36,687 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-27 15:13:36,687 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-27 15:13:36,691 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-27 15:13:36,692 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 03:13:36" (1/1) ... [2019-12-27 15:13:36,695 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39fc6d40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 03:13:36, skipping insertion in model container [2019-12-27 15:13:36,695 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 03:13:36" (1/1) ... [2019-12-27 15:13:36,705 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-27 15:13:36,775 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-27 15:13:37,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 15:13:37,238 INFO L203 MainTranslator]: Completed pre-run [2019-12-27 15:13:37,297 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 15:13:37,391 INFO L208 MainTranslator]: Completed translation [2019-12-27 15:13:37,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 03:13:37 WrapperNode [2019-12-27 15:13:37,392 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-27 15:13:37,392 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-27 15:13:37,393 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-27 15:13:37,393 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-27 15:13:37,403 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 03:13:37" (1/1) ... [2019-12-27 15:13:37,420 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 03:13:37" (1/1) ... [2019-12-27 15:13:37,447 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-27 15:13:37,447 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-27 15:13:37,448 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-27 15:13:37,448 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-27 15:13:37,459 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 03:13:37" (1/1) ... [2019-12-27 15:13:37,459 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 03:13:37" (1/1) ... [2019-12-27 15:13:37,462 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 03:13:37" (1/1) ... [2019-12-27 15:13:37,463 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 03:13:37" (1/1) ... [2019-12-27 15:13:37,471 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 03:13:37" (1/1) ... [2019-12-27 15:13:37,482 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 03:13:37" (1/1) ... [2019-12-27 15:13:37,485 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 03:13:37" (1/1) ... [2019-12-27 15:13:37,492 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-27 15:13:37,493 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-27 15:13:37,493 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-27 15:13:37,493 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-27 15:13:37,498 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 03:13:37" (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 [2019-12-27 15:13:37,557 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-12-27 15:13:37,557 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-12-27 15:13:37,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-27 15:13:37,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-27 15:13:37,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-27 15:13:37,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-27 15:13:37,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-27 15:13:37,559 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-27 15:13:37,691 INFO L1525 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-12-27 15:13:37,692 INFO L1525 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-12-27 15:13:37,693 INFO L1525 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2019-12-27 15:13:37,694 INFO L1525 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2019-12-27 15:13:37,698 INFO L1525 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#3 [2019-12-27 15:13:37,699 INFO L1525 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#3 [2019-12-27 15:13:37,700 INFO L1525 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#4 [2019-12-27 15:13:37,700 INFO L1525 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#5 [2019-12-27 15:13:37,701 INFO L1525 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#4 [2019-12-27 15:13:37,702 INFO L1525 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#6 [2019-12-27 15:13:37,937 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-27 15:13:37,937 INFO L287 CfgBuilder]: Removed 9 assume(true) statements. [2019-12-27 15:13:37,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 03:13:37 BoogieIcfgContainer [2019-12-27 15:13:37,939 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-27 15:13:37,941 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-27 15:13:37,941 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-27 15:13:37,944 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-27 15:13:37,945 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.12 03:13:36" (1/3) ... [2019-12-27 15:13:37,946 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@87f9441 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 03:13:37, skipping insertion in model container [2019-12-27 15:13:37,946 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 03:13:37" (2/3) ... [2019-12-27 15:13:37,946 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@87f9441 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 03:13:37, skipping insertion in model container [2019-12-27 15:13:37,946 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 03:13:37" (3/3) ... [2019-12-27 15:13:37,948 INFO L109 eAbstractionObserver]: Analyzing ICFG 03_incdec.i [2019-12-27 15:13:37,963 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-27 15:13:37,963 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-27 15:13:37,971 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-27 15:13:37,972 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-27 15:13:38,007 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,008 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,008 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,008 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,009 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,009 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,009 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,010 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,010 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,010 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,011 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,011 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,011 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,011 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,011 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,012 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,012 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,013 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,013 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,013 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,014 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,014 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,015 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,015 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,016 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,016 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,016 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,017 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,017 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,017 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,018 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,018 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,018 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,019 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,019 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,020 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,020 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,020 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,026 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,027 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,027 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,027 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,028 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,028 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,028 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,028 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,029 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,029 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,029 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,029 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:38,062 INFO L249 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2019-12-27 15:13:38,083 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 15:13:38,084 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 15:13:38,084 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 15:13:38,084 INFO L376 AbstractCegarLoop]: Backedges is MCR [2019-12-27 15:13:38,084 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 15:13:38,084 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 15:13:38,084 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 15:13:38,085 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 15:13:38,101 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 60 places, 63 transitions [2019-12-27 15:13:38,103 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 60 places, 63 transitions [2019-12-27 15:13:38,150 INFO L132 PetriNetUnfolder]: 7/71 cut-off events. [2019-12-27 15:13:38,150 INFO L133 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-27 15:13:38,156 INFO L76 FinitePrefix]: Finished finitePrefix Result has 76 conditions, 71 events. 7/71 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 138 event pairs. 0/60 useless extension candidates. Maximal degree in co-relation 51. Up to 4 conditions per place. [2019-12-27 15:13:38,160 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 60 places, 63 transitions [2019-12-27 15:13:38,182 INFO L132 PetriNetUnfolder]: 7/71 cut-off events. [2019-12-27 15:13:38,182 INFO L133 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-27 15:13:38,183 INFO L76 FinitePrefix]: Finished finitePrefix Result has 76 conditions, 71 events. 7/71 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 138 event pairs. 0/60 useless extension candidates. Maximal degree in co-relation 51. Up to 4 conditions per place. [2019-12-27 15:13:38,187 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 840 [2019-12-27 15:13:38,189 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-27 15:13:40,055 WARN L192 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 47 [2019-12-27 15:13:40,499 WARN L192 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-12-27 15:13:40,715 WARN L192 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-12-27 15:13:40,718 INFO L206 etLargeBlockEncoding]: Checked pairs total: 617 [2019-12-27 15:13:40,718 INFO L214 etLargeBlockEncoding]: Total number of compositions: 74 [2019-12-27 15:13:40,722 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 10 places, 9 transitions [2019-12-27 15:13:40,728 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 24 states. [2019-12-27 15:13:40,729 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states. [2019-12-27 15:13:40,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-12-27 15:13:40,734 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 15:13:40,735 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-12-27 15:13:40,735 INFO L410 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2019-12-27 15:13:40,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 15:13:40,740 INFO L82 PathProgramCache]: Analyzing trace with hash 9138855, now seen corresponding path program 1 times [2019-12-27 15:13:40,749 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 15:13:40,749 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017698046] [2019-12-27 15:13:40,749 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 15:13:40,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 15:13:40,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 15:13:40,894 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017698046] [2019-12-27 15:13:40,895 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 15:13:40,895 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-27 15:13:40,896 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2068803269] [2019-12-27 15:13:40,897 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 15:13:40,903 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 15:13:40,915 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 5 states and 4 transitions. [2019-12-27 15:13:40,917 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 15:13:40,925 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 15:13:40,925 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-27 15:13:40,926 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 15:13:40,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-27 15:13:40,950 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-27 15:13:40,952 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 2 states. [2019-12-27 15:13:40,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 15:13:40,957 INFO L93 Difference]: Finished difference Result 11 states and 13 transitions. [2019-12-27 15:13:40,957 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-27 15:13:40,959 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 4 [2019-12-27 15:13:40,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 15:13:40,980 INFO L225 Difference]: With dead ends: 11 [2019-12-27 15:13:40,981 INFO L226 Difference]: Without dead ends: 11 [2019-12-27 15:13:40,982 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-27 15:13:41,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2019-12-27 15:13:41,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2019-12-27 15:13:41,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2019-12-27 15:13:41,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 13 transitions. [2019-12-27 15:13:41,013 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 13 transitions. Word has length 4 [2019-12-27 15:13:41,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 15:13:41,013 INFO L462 AbstractCegarLoop]: Abstraction has 11 states and 13 transitions. [2019-12-27 15:13:41,013 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-27 15:13:41,013 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2019-12-27 15:13:41,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-27 15:13:41,014 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 15:13:41,014 INFO L411 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2019-12-27 15:13:41,014 INFO L410 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2019-12-27 15:13:41,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 15:13:41,015 INFO L82 PathProgramCache]: Analyzing trace with hash 192356834, now seen corresponding path program 1 times [2019-12-27 15:13:41,015 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 15:13:41,016 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089019611] [2019-12-27 15:13:41,016 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 15:13:41,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-27 15:13:41,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-27 15:13:41,108 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-27 15:13:41,108 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-27 15:13:41,110 WARN L364 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2019-12-27 15:13:41,110 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2019-12-27 15:13:41,123 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,123 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,123 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,124 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,124 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,124 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,124 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,124 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,125 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,125 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,125 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,125 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,125 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,126 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,126 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,126 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,126 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,126 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,127 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,127 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,127 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,127 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,127 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,128 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,128 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,128 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,128 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,128 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,129 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,129 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,129 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,129 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,129 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,130 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,130 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,130 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,130 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,131 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,131 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,132 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,132 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,132 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,132 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,132 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,132 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,133 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,133 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,133 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,133 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,133 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,133 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,134 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,134 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,134 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,134 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,135 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,135 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,135 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,135 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,135 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,135 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,136 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,136 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,136 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,136 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,136 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,137 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,137 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,137 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,137 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,137 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,138 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,138 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,138 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,138 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,139 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,139 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,139 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,139 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,140 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,140 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,140 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,140 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,140 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,141 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,141 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,141 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,141 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,143 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,143 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,144 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,144 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,144 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,144 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,144 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,144 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,145 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,145 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,145 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,145 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:41,150 INFO L249 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2019-12-27 15:13:41,150 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 15:13:41,151 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 15:13:41,151 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 15:13:41,151 INFO L376 AbstractCegarLoop]: Backedges is MCR [2019-12-27 15:13:41,151 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 15:13:41,151 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 15:13:41,151 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 15:13:41,151 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 15:13:41,154 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 100 places, 106 transitions [2019-12-27 15:13:41,154 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 100 places, 106 transitions [2019-12-27 15:13:41,187 INFO L132 PetriNetUnfolder]: 13/123 cut-off events. [2019-12-27 15:13:41,187 INFO L133 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2019-12-27 15:13:41,193 INFO L76 FinitePrefix]: Finished finitePrefix Result has 133 conditions, 123 events. 13/123 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 387 event pairs. 0/103 useless extension candidates. Maximal degree in co-relation 93. Up to 6 conditions per place. [2019-12-27 15:13:41,206 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 100 places, 106 transitions [2019-12-27 15:13:41,233 INFO L132 PetriNetUnfolder]: 13/123 cut-off events. [2019-12-27 15:13:41,233 INFO L133 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2019-12-27 15:13:41,239 INFO L76 FinitePrefix]: Finished finitePrefix Result has 133 conditions, 123 events. 13/123 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 387 event pairs. 0/103 useless extension candidates. Maximal degree in co-relation 93. Up to 6 conditions per place. [2019-12-27 15:13:41,251 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 5292 [2019-12-27 15:13:41,251 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-27 15:13:43,957 INFO L206 etLargeBlockEncoding]: Checked pairs total: 20950 [2019-12-27 15:13:43,957 INFO L214 etLargeBlockEncoding]: Total number of compositions: 93 [2019-12-27 15:13:43,958 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 41 places, 45 transitions [2019-12-27 15:13:44,024 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 1517 states. [2019-12-27 15:13:44,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states. [2019-12-27 15:13:44,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-27 15:13:44,028 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 15:13:44,028 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 15:13:44,028 INFO L410 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 15:13:44,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 15:13:44,029 INFO L82 PathProgramCache]: Analyzing trace with hash 1727781242, now seen corresponding path program 1 times [2019-12-27 15:13:44,029 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 15:13:44,030 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549936388] [2019-12-27 15:13:44,030 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 15:13:44,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 15:13:44,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 15:13:44,178 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1549936388] [2019-12-27 15:13:44,179 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 15:13:44,179 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 15:13:44,179 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1554664846] [2019-12-27 15:13:44,179 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 15:13:44,181 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 15:13:44,185 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 10 states and 9 transitions. [2019-12-27 15:13:44,185 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 15:13:44,187 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 15:13:44,187 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 15:13:44,188 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 15:13:44,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 15:13:44,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 15:13:44,189 INFO L87 Difference]: Start difference. First operand 1517 states. Second operand 3 states. [2019-12-27 15:13:44,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 15:13:44,343 INFO L93 Difference]: Finished difference Result 878 states and 2361 transitions. [2019-12-27 15:13:44,343 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 15:13:44,343 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2019-12-27 15:13:44,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 15:13:44,359 INFO L225 Difference]: With dead ends: 878 [2019-12-27 15:13:44,360 INFO L226 Difference]: Without dead ends: 878 [2019-12-27 15:13:44,360 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 15:13:44,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 878 states. [2019-12-27 15:13:44,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 878 to 814. [2019-12-27 15:13:44,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 814 states. [2019-12-27 15:13:44,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 814 states and 2225 transitions. [2019-12-27 15:13:44,486 INFO L78 Accepts]: Start accepts. Automaton has 814 states and 2225 transitions. Word has length 9 [2019-12-27 15:13:44,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 15:13:44,486 INFO L462 AbstractCegarLoop]: Abstraction has 814 states and 2225 transitions. [2019-12-27 15:13:44,486 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 15:13:44,486 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 2225 transitions. [2019-12-27 15:13:44,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-27 15:13:44,487 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 15:13:44,488 INFO L411 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1] [2019-12-27 15:13:44,488 INFO L410 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 15:13:44,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 15:13:44,488 INFO L82 PathProgramCache]: Analyzing trace with hash -123568304, now seen corresponding path program 1 times [2019-12-27 15:13:44,489 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 15:13:44,489 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789094776] [2019-12-27 15:13:44,490 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 15:13:44,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-27 15:13:44,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-27 15:13:44,519 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-27 15:13:44,519 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-27 15:13:44,520 WARN L364 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2019-12-27 15:13:44,520 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2019-12-27 15:13:44,528 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,528 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,528 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,529 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,529 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,529 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,529 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,529 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,530 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,530 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,530 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,530 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,530 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,530 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,530 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,531 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,531 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,531 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,531 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,531 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,532 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,532 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,532 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,532 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,532 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,532 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,533 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,533 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,533 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,533 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,533 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,533 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,533 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,534 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,534 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,534 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,534 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,534 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,538 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,538 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,538 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,538 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,539 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,539 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,539 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,539 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,539 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,539 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,540 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,540 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,540 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,540 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,540 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,540 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,541 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,541 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,541 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,541 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,542 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,542 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,542 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,542 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,542 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,542 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,543 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,544 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,545 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,545 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,545 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,545 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,545 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,545 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,547 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,547 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,547 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,547 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,548 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,548 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,548 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,548 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,548 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,548 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,550 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,550 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,550 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,551 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,551 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,551 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,551 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,551 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,551 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,552 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,552 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,552 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,552 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,553 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,553 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,553 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,553 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,553 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,553 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,553 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,554 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,554 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,554 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,554 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,554 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,555 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,555 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,555 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,555 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,555 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,556 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,556 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,556 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,556 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,556 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,557 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,557 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,557 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,557 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,557 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,557 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,558 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,558 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,558 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,560 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,562 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,562 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,563 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,563 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,563 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,563 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,563 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,563 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,564 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,564 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,564 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,566 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,566 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,566 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,567 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,567 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,567 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,567 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,567 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,567 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,568 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,568 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,568 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:44,570 INFO L249 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2019-12-27 15:13:44,570 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 15:13:44,570 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 15:13:44,571 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 15:13:44,571 INFO L376 AbstractCegarLoop]: Backedges is MCR [2019-12-27 15:13:44,571 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 15:13:44,571 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 15:13:44,571 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 15:13:44,571 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 15:13:44,573 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 140 places, 149 transitions [2019-12-27 15:13:44,573 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 140 places, 149 transitions [2019-12-27 15:13:44,630 INFO L132 PetriNetUnfolder]: 19/175 cut-off events. [2019-12-27 15:13:44,630 INFO L133 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2019-12-27 15:13:44,640 INFO L76 FinitePrefix]: Finished finitePrefix Result has 191 conditions, 175 events. 19/175 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 670 event pairs. 0/146 useless extension candidates. Maximal degree in co-relation 135. Up to 8 conditions per place. [2019-12-27 15:13:44,657 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 140 places, 149 transitions [2019-12-27 15:13:44,697 INFO L132 PetriNetUnfolder]: 19/175 cut-off events. [2019-12-27 15:13:44,697 INFO L133 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2019-12-27 15:13:44,704 INFO L76 FinitePrefix]: Finished finitePrefix Result has 191 conditions, 175 events. 19/175 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 670 event pairs. 0/146 useless extension candidates. Maximal degree in co-relation 135. Up to 8 conditions per place. [2019-12-27 15:13:44,726 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 13356 [2019-12-27 15:13:44,726 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-27 15:13:47,982 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 35 [2019-12-27 15:13:49,924 INFO L206 etLargeBlockEncoding]: Checked pairs total: 55899 [2019-12-27 15:13:49,925 INFO L214 etLargeBlockEncoding]: Total number of compositions: 125 [2019-12-27 15:13:49,925 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 59 places, 65 transitions [2019-12-27 15:13:52,363 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 25793 states. [2019-12-27 15:13:52,363 INFO L276 IsEmpty]: Start isEmpty. Operand 25793 states. [2019-12-27 15:13:52,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-27 15:13:52,367 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 15:13:52,368 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 15:13:52,368 INFO L410 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 15:13:52,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 15:13:52,370 INFO L82 PathProgramCache]: Analyzing trace with hash -936403980, now seen corresponding path program 1 times [2019-12-27 15:13:52,370 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 15:13:52,371 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1477560701] [2019-12-27 15:13:52,371 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 15:13:52,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 15:13:52,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 15:13:52,541 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1477560701] [2019-12-27 15:13:52,541 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 15:13:52,542 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 15:13:52,542 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [968341843] [2019-12-27 15:13:52,542 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 15:13:52,543 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 15:13:52,544 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 10 states and 9 transitions. [2019-12-27 15:13:52,544 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 15:13:52,545 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 15:13:52,545 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 15:13:52,545 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 15:13:52,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 15:13:52,545 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-27 15:13:52,546 INFO L87 Difference]: Start difference. First operand 25793 states. Second operand 5 states. [2019-12-27 15:13:53,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 15:13:53,103 INFO L93 Difference]: Finished difference Result 21648 states and 80188 transitions. [2019-12-27 15:13:53,104 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-27 15:13:53,104 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 9 [2019-12-27 15:13:53,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 15:13:53,270 INFO L225 Difference]: With dead ends: 21648 [2019-12-27 15:13:53,270 INFO L226 Difference]: Without dead ends: 21648 [2019-12-27 15:13:53,271 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-12-27 15:13:53,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21648 states. [2019-12-27 15:13:54,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21648 to 16845. [2019-12-27 15:13:54,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16845 states. [2019-12-27 15:13:54,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16845 states to 16845 states and 63923 transitions. [2019-12-27 15:13:54,991 INFO L78 Accepts]: Start accepts. Automaton has 16845 states and 63923 transitions. Word has length 9 [2019-12-27 15:13:54,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 15:13:54,991 INFO L462 AbstractCegarLoop]: Abstraction has 16845 states and 63923 transitions. [2019-12-27 15:13:54,991 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 15:13:54,991 INFO L276 IsEmpty]: Start isEmpty. Operand 16845 states and 63923 transitions. [2019-12-27 15:13:54,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-27 15:13:54,997 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 15:13:54,997 INFO L411 BasicCegarLoop]: trace histogram [4, 3, 1, 1, 1, 1, 1] [2019-12-27 15:13:54,998 INFO L410 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 15:13:54,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 15:13:54,998 INFO L82 PathProgramCache]: Analyzing trace with hash -1843275423, now seen corresponding path program 1 times [2019-12-27 15:13:54,999 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 15:13:55,000 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582859764] [2019-12-27 15:13:55,000 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 15:13:55,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-27 15:13:55,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-27 15:13:55,072 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-27 15:13:55,072 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-27 15:13:55,073 WARN L364 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2019-12-27 15:13:55,073 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2019-12-27 15:13:55,091 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,091 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,091 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,092 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,092 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,092 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,092 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,092 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,094 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,094 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,094 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,094 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,094 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,095 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,095 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,095 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,095 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,095 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,095 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,096 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,096 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,096 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,096 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,096 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,096 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,097 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,097 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,097 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,097 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,097 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,097 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,098 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,098 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,098 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,098 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,098 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,098 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,099 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,099 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,099 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,099 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,100 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,100 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,100 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,100 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,100 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,101 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,101 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,101 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,101 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,101 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,102 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,102 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,102 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,102 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,103 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,103 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,103 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,103 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,103 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,104 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,104 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,104 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,104 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,104 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,105 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,105 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,105 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,105 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,105 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,106 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,106 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,106 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,106 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,106 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,107 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,107 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,107 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,107 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,107 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,108 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,108 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,108 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,108 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,108 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,108 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,108 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,109 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,109 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,109 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,109 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,109 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,109 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,110 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,110 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,110 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,110 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,110 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,110 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,110 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,110 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,111 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,111 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,111 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,111 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,111 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,112 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,112 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,112 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,112 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,113 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,113 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,113 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,113 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,114 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,114 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,114 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,114 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,114 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,115 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,115 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,115 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,115 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,121 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,121 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,121 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,122 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,122 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,122 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,122 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,123 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,123 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,123 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,123 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,123 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,123 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,123 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,123 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,124 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,124 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,124 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,124 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,124 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,124 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,124 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,125 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,125 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,125 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,125 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,125 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,125 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,125 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,126 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,126 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,126 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,126 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,126 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,127 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,127 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,127 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,127 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,127 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,127 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,127 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,129 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,129 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,130 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,130 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,130 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,130 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,130 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,130 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,131 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,131 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,131 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,131 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,132 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,133 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,133 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,133 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,133 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,133 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,133 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,134 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,134 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,134 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,134 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,134 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,136 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,136 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,136 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,136 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,136 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,136 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,137 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,137 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,138 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,138 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,138 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,138 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 15:13:55,139 INFO L249 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2019-12-27 15:13:55,140 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 15:13:55,140 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 15:13:55,140 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 15:13:55,140 INFO L376 AbstractCegarLoop]: Backedges is MCR [2019-12-27 15:13:55,140 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 15:13:55,140 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 15:13:55,140 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 15:13:55,140 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 15:13:55,143 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 180 places, 192 transitions [2019-12-27 15:13:55,143 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 180 places, 192 transitions [2019-12-27 15:13:55,197 INFO L132 PetriNetUnfolder]: 25/227 cut-off events. [2019-12-27 15:13:55,197 INFO L133 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2019-12-27 15:13:55,208 INFO L76 FinitePrefix]: Finished finitePrefix Result has 250 conditions, 227 events. 25/227 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 954 event pairs. 0/189 useless extension candidates. Maximal degree in co-relation 183. Up to 10 conditions per place. [2019-12-27 15:13:55,238 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 180 places, 192 transitions [2019-12-27 15:13:55,284 INFO L132 PetriNetUnfolder]: 25/227 cut-off events. [2019-12-27 15:13:55,285 INFO L133 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2019-12-27 15:13:55,295 INFO L76 FinitePrefix]: Finished finitePrefix Result has 250 conditions, 227 events. 25/227 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 954 event pairs. 0/189 useless extension candidates. Maximal degree in co-relation 183. Up to 10 conditions per place. [2019-12-27 15:13:55,318 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 25032 [2019-12-27 15:13:55,318 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-27 15:13:58,749 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2019-12-27 15:13:59,399 INFO L206 etLargeBlockEncoding]: Checked pairs total: 102994 [2019-12-27 15:13:59,399 INFO L214 etLargeBlockEncoding]: Total number of compositions: 149 [2019-12-27 15:13:59,400 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 77 places, 85 transitions Received shutdown request... [2019-12-27 15:17:58,617 WARN L527 AbstractCegarLoop]: Verification canceled [2019-12-27 15:17:58,620 WARN L227 ceAbstractionStarter]: Timeout [2019-12-27 15:17:58,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.12 03:17:58 BasicIcfg [2019-12-27 15:17:58,621 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-27 15:17:58,622 INFO L168 Benchmark]: Toolchain (without parser) took 261938.13 ms. Allocated memory was 138.9 MB in the beginning and 2.3 GB in the end (delta: 2.1 GB). Free memory was 102.9 MB in the beginning and 928.3 MB in the end (delta: -825.5 MB). Peak memory consumption was 2.6 GB. Max. memory is 7.1 GB. [2019-12-27 15:17:58,623 INFO L168 Benchmark]: CDTParser took 0.51 ms. Allocated memory is still 138.9 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-12-27 15:17:58,626 INFO L168 Benchmark]: CACSL2BoogieTranslator took 705.27 ms. Allocated memory was 138.9 MB in the beginning and 203.4 MB in the end (delta: 64.5 MB). Free memory was 102.5 MB in the beginning and 161.7 MB in the end (delta: -59.3 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. [2019-12-27 15:17:58,627 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.80 ms. Allocated memory is still 203.4 MB. Free memory was 161.7 MB in the beginning and 159.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-12-27 15:17:58,628 INFO L168 Benchmark]: Boogie Preprocessor took 45.04 ms. Allocated memory is still 203.4 MB. Free memory was 159.8 MB in the beginning and 157.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-12-27 15:17:58,629 INFO L168 Benchmark]: RCFGBuilder took 446.39 ms. Allocated memory is still 203.4 MB. Free memory was 157.8 MB in the beginning and 137.0 MB in the end (delta: 20.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. [2019-12-27 15:17:58,629 INFO L168 Benchmark]: TraceAbstraction took 260680.23 ms. Allocated memory was 203.4 MB in the beginning and 2.3 GB in the end (delta: 2.1 GB). Free memory was 137.0 MB in the beginning and 928.3 MB in the end (delta: -791.3 MB). Peak memory consumption was 2.6 GB. Max. memory is 7.1 GB. [2019-12-27 15:17:58,634 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 ms. Allocated memory is still 138.9 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 705.27 ms. Allocated memory was 138.9 MB in the beginning and 203.4 MB in the end (delta: 64.5 MB). Free memory was 102.5 MB in the beginning and 161.7 MB in the end (delta: -59.3 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 54.80 ms. Allocated memory is still 203.4 MB. Free memory was 161.7 MB in the beginning and 159.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.04 ms. Allocated memory is still 203.4 MB. Free memory was 159.8 MB in the beginning and 157.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 446.39 ms. Allocated memory is still 203.4 MB. Free memory was 157.8 MB in the beginning and 137.0 MB in the end (delta: 20.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 260680.23 ms. Allocated memory was 203.4 MB in the beginning and 2.3 GB in the end (delta: 2.1 GB). Free memory was 137.0 MB in the beginning and 928.3 MB in the end (delta: -791.3 MB). Peak memory consumption was 2.6 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 2.6s, 60 ProgramPointsBefore, 10 ProgramPointsAfterwards, 63 TransitionsBefore, 9 TransitionsAfterwards, 840 CoEnabledTransitionPairs, 9 FixpointIterations, 9 TrivialSequentialCompositions, 49 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 16 ConcurrentYvCompositions, 6 ChoiceCompositions, 439 VarBasedMoverChecksPositive, 0 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 617 CheckedPairsTotal, 74 TotalNumberOfCompositions - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 2.8s, 100 ProgramPointsBefore, 41 ProgramPointsAfterwards, 106 TransitionsBefore, 45 TransitionsAfterwards, 5292 CoEnabledTransitionPairs, 9 FixpointIterations, 9 TrivialSequentialCompositions, 56 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 28 ConcurrentYvCompositions, 5 ChoiceCompositions, 3160 VarBasedMoverChecksPositive, 404 VarBasedMoverChecksNegative, 434 SemBasedMoverChecksPositive, 120 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.3s, 0 MoverChecksTotal, 20950 CheckedPairsTotal, 93 TotalNumberOfCompositions - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 5.3s, 140 ProgramPointsBefore, 59 ProgramPointsAfterwards, 149 TransitionsBefore, 65 TransitionsAfterwards, 13356 CoEnabledTransitionPairs, 9 FixpointIterations, 9 TrivialSequentialCompositions, 79 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 37 ConcurrentYvCompositions, 7 ChoiceCompositions, 7677 VarBasedMoverChecksPositive, 852 VarBasedMoverChecksNegative, 951 SemBasedMoverChecksPositive, 194 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 3.0s, 0 MoverChecksTotal, 55899 CheckedPairsTotal, 125 TotalNumberOfCompositions - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 4.2s, 180 ProgramPointsBefore, 77 ProgramPointsAfterwards, 192 TransitionsBefore, 85 TransitionsAfterwards, 25032 CoEnabledTransitionPairs, 9 FixpointIterations, 9 TrivialSequentialCompositions, 100 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 40 ConcurrentYvCompositions, 9 ChoiceCompositions, 12831 VarBasedMoverChecksPositive, 788 VarBasedMoverChecksNegative, 673 SemBasedMoverChecksPositive, 206 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.8s, 0 MoverChecksTotal, 102994 CheckedPairsTotal, 149 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 698]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 698). Cancelled while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 77 places, 85 transitions. Already constructed 402109 states. Currently 20805 states in worklist.. - TimeoutResultAtElement [Line: 712]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 712). Cancelled while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 77 places, 85 transitions. Already constructed 402109 states. Currently 20805 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 57 locations, 2 error locations. Result: TIMEOUT, OverallTime: 243.4s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown