/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/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe026_pso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-fae578e [2019-12-18 15:00:55,192 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-18 15:00:55,194 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-18 15:00:55,212 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-18 15:00:55,213 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-18 15:00:55,215 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-18 15:00:55,216 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-18 15:00:55,222 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-18 15:00:55,224 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-18 15:00:55,225 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-18 15:00:55,230 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-18 15:00:55,231 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-18 15:00:55,232 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-18 15:00:55,233 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-18 15:00:55,235 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-18 15:00:55,237 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-18 15:00:55,238 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-18 15:00:55,238 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-18 15:00:55,243 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-18 15:00:55,249 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-18 15:00:55,252 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-18 15:00:55,253 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-18 15:00:55,254 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-18 15:00:55,255 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-18 15:00:55,260 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-12-18 15:00:55,265 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-18 15:00:55,267 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-18 15:00:55,269 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-18 15:00:55,269 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-18 15:00:55,273 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-18 15:00:55,274 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-18 15:00:55,274 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-18 15:00:55,274 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-18 15:00:55,275 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-18 15:00:55,277 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-18 15:00:55,278 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-18 15:00:55,279 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-18 15:00:55,299 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-18 15:00:55,299 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-18 15:00:55,300 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-18 15:00:55,301 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-18 15:00:55,301 INFO L138 SettingsManager]: * Use SBE=true [2019-12-18 15:00:55,301 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-18 15:00:55,301 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-18 15:00:55,302 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-18 15:00:55,302 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-18 15:00:55,302 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-18 15:00:55,303 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-18 15:00:55,303 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-18 15:00:55,303 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-18 15:00:55,304 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-18 15:00:55,304 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-18 15:00:55,304 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-18 15:00:55,304 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-18 15:00:55,305 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-18 15:00:55,305 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-18 15:00:55,305 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-18 15:00:55,305 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-18 15:00:55,305 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-18 15:00:55,306 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-18 15:00:55,306 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-18 15:00:55,306 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-18 15:00:55,306 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-18 15:00:55,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-18 15:00:55,307 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-18 15:00:55,307 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-18 15:00:55,307 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-18 15:00:55,584 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-18 15:00:55,599 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-18 15:00:55,602 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-18 15:00:55,603 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-18 15:00:55,604 INFO L275 PluginConnector]: CDTParser initialized [2019-12-18 15:00:55,605 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe026_pso.opt.i [2019-12-18 15:00:55,671 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79e47ed7c/da3fcc3c02e84adea34a4d4cec2f1961/FLAG86b14b139 [2019-12-18 15:00:56,196 INFO L306 CDTParser]: Found 1 translation units. [2019-12-18 15:00:56,196 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe026_pso.opt.i [2019-12-18 15:00:56,223 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79e47ed7c/da3fcc3c02e84adea34a4d4cec2f1961/FLAG86b14b139 [2019-12-18 15:00:56,511 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79e47ed7c/da3fcc3c02e84adea34a4d4cec2f1961 [2019-12-18 15:00:56,520 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-18 15:00:56,522 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-18 15:00:56,523 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-18 15:00:56,523 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-18 15:00:56,526 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-18 15:00:56,527 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 03:00:56" (1/1) ... [2019-12-18 15:00:56,530 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a5d66cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:00:56, skipping insertion in model container [2019-12-18 15:00:56,531 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 03:00:56" (1/1) ... [2019-12-18 15:00:56,538 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-18 15:00:56,602 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-18 15:00:57,187 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 15:00:57,198 INFO L203 MainTranslator]: Completed pre-run [2019-12-18 15:00:57,287 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 15:00:57,360 INFO L208 MainTranslator]: Completed translation [2019-12-18 15:00:57,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:00:57 WrapperNode [2019-12-18 15:00:57,361 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-18 15:00:57,362 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-18 15:00:57,362 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-18 15:00:57,362 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-18 15:00:57,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:00:57" (1/1) ... [2019-12-18 15:00:57,392 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:00:57" (1/1) ... [2019-12-18 15:00:57,422 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-18 15:00:57,422 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-18 15:00:57,423 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-18 15:00:57,423 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-18 15:00:57,431 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:00:57" (1/1) ... [2019-12-18 15:00:57,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:00:57" (1/1) ... [2019-12-18 15:00:57,437 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:00:57" (1/1) ... [2019-12-18 15:00:57,438 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:00:57" (1/1) ... [2019-12-18 15:00:57,451 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:00:57" (1/1) ... [2019-12-18 15:00:57,456 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:00:57" (1/1) ... [2019-12-18 15:00:57,459 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:00:57" (1/1) ... [2019-12-18 15:00:57,464 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-18 15:00:57,465 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-18 15:00:57,465 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-18 15:00:57,465 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-18 15:00:57,466 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:00:57" (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 [2019-12-18 15:00:57,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-18 15:00:57,542 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-18 15:00:57,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-18 15:00:57,543 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-18 15:00:57,543 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-18 15:00:57,544 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-18 15:00:57,544 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-18 15:00:57,545 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-18 15:00:57,545 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-12-18 15:00:57,546 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-12-18 15:00:57,546 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-18 15:00:57,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-18 15:00:57,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-18 15:00:57,548 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-18 15:00:58,313 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-18 15:00:58,314 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-18 15:00:58,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 03:00:58 BoogieIcfgContainer [2019-12-18 15:00:58,316 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-18 15:00:58,317 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-18 15:00:58,317 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-18 15:00:58,320 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-18 15:00:58,320 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 03:00:56" (1/3) ... [2019-12-18 15:00:58,321 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39fe1a17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 03:00:58, skipping insertion in model container [2019-12-18 15:00:58,322 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:00:57" (2/3) ... [2019-12-18 15:00:58,322 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39fe1a17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 03:00:58, skipping insertion in model container [2019-12-18 15:00:58,322 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 03:00:58" (3/3) ... [2019-12-18 15:00:58,324 INFO L109 eAbstractionObserver]: Analyzing ICFG safe026_pso.opt.i [2019-12-18 15:00:58,334 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-18 15:00:58,335 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-18 15:00:58,342 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-18 15:00:58,344 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-18 15:00:58,386 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,386 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,386 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,387 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,387 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,387 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,388 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,388 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,388 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,389 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,389 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,389 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,389 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,390 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,390 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,390 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,390 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,391 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,391 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,391 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,391 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,392 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,392 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,392 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,393 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,393 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,393 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,393 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,394 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,394 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,394 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,394 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,395 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,395 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,395 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,412 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,412 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,412 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,412 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,414 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,414 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,414 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,414 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,414 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,415 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,415 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,415 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,415 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,416 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,416 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,416 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,416 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,417 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,417 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,417 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,417 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,417 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,418 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,418 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,418 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,418 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,418 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,419 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,419 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,420 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,420 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,420 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,420 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,421 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,421 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,421 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,421 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,421 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,422 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,422 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,422 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,422 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,423 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,423 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,423 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,423 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,423 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,424 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,424 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,424 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,424 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,424 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,425 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,425 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,425 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,425 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,426 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,426 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,426 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,426 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,426 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,427 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,427 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,427 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,427 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,427 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,428 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,428 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,428 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,428 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,429 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,429 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,429 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,429 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,429 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,430 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,430 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,430 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,430 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,430 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,431 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,431 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,431 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,431 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,431 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,432 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,432 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,432 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,432 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,432 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,433 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,433 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,433 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,433 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,433 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,433 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,434 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,434 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,434 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,434 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,434 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,435 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,435 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,435 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,435 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,435 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,435 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,436 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,436 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,436 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,436 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,436 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,437 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,437 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,437 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,437 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,437 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,438 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,438 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,438 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,438 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,438 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,439 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,439 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,439 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,439 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,439 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,439 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,440 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,440 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,440 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,440 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,440 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,441 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,441 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,441 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,441 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,441 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,442 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,442 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,442 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,442 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,442 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,443 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,443 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,443 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,443 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,446 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,447 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,447 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,447 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,447 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,448 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,448 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,448 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,448 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,448 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,449 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,449 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,451 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,451 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,452 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,452 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,452 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,452 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,453 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,453 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,453 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,453 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,455 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,455 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,456 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,456 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,456 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,456 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,456 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,457 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,457 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,457 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,457 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,457 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,458 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,458 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,458 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,458 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,458 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,459 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,459 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,459 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,459 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,459 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,460 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,460 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,460 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,460 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,460 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,460 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,461 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,461 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,461 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,462 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,462 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:00:58,479 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-18 15:00:58,500 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-18 15:00:58,500 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-18 15:00:58,500 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-18 15:00:58,500 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-18 15:00:58,500 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-18 15:00:58,501 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-18 15:00:58,501 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-18 15:00:58,501 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-18 15:00:58,525 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 174 places, 211 transitions [2019-12-18 15:00:58,527 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 174 places, 211 transitions [2019-12-18 15:00:58,659 INFO L126 PetriNetUnfolder]: 47/208 cut-off events. [2019-12-18 15:00:58,660 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 15:00:58,684 INFO L76 FinitePrefix]: Finished finitePrefix Result has 218 conditions, 208 events. 47/208 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 434 event pairs. 9/168 useless extension candidates. Maximal degree in co-relation 179. Up to 2 conditions per place. [2019-12-18 15:00:58,711 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 174 places, 211 transitions [2019-12-18 15:00:58,793 INFO L126 PetriNetUnfolder]: 47/208 cut-off events. [2019-12-18 15:00:58,793 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 15:00:58,804 INFO L76 FinitePrefix]: Finished finitePrefix Result has 218 conditions, 208 events. 47/208 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 434 event pairs. 9/168 useless extension candidates. Maximal degree in co-relation 179. Up to 2 conditions per place. [2019-12-18 15:00:58,828 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 19004 [2019-12-18 15:00:58,829 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-18 15:01:04,409 WARN L192 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2019-12-18 15:01:04,537 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-12-18 15:01:04,557 INFO L206 etLargeBlockEncoding]: Checked pairs total: 78269 [2019-12-18 15:01:04,557 INFO L214 etLargeBlockEncoding]: Total number of compositions: 114 [2019-12-18 15:01:04,560 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 93 places, 103 transitions [2019-12-18 15:01:21,262 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 109594 states. [2019-12-18 15:01:21,264 INFO L276 IsEmpty]: Start isEmpty. Operand 109594 states. [2019-12-18 15:01:21,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-12-18 15:01:21,269 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 15:01:21,270 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-12-18 15:01:21,270 INFO L410 AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 15:01:21,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 15:01:21,275 INFO L82 PathProgramCache]: Analyzing trace with hash 909914, now seen corresponding path program 1 times [2019-12-18 15:01:21,282 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 15:01:21,283 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1293556143] [2019-12-18 15:01:21,283 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 15:01:21,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 15:01:21,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 15:01:21,483 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1293556143] [2019-12-18 15:01:21,484 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 15:01:21,484 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-18 15:01:21,485 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920755137] [2019-12-18 15:01:21,489 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 15:01:21,489 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 15:01:21,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 15:01:21,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 15:01:21,503 INFO L87 Difference]: Start difference. First operand 109594 states. Second operand 3 states. [2019-12-18 15:01:22,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 15:01:22,608 INFO L93 Difference]: Finished difference Result 108680 states and 463562 transitions. [2019-12-18 15:01:22,608 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 15:01:22,610 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2019-12-18 15:01:22,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 15:01:25,863 INFO L225 Difference]: With dead ends: 108680 [2019-12-18 15:01:25,864 INFO L226 Difference]: Without dead ends: 102440 [2019-12-18 15:01:25,865 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 15:01:29,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102440 states. [2019-12-18 15:01:32,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102440 to 102440. [2019-12-18 15:01:32,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102440 states. [2019-12-18 15:01:32,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102440 states to 102440 states and 436366 transitions. [2019-12-18 15:01:32,755 INFO L78 Accepts]: Start accepts. Automaton has 102440 states and 436366 transitions. Word has length 3 [2019-12-18 15:01:32,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 15:01:32,756 INFO L462 AbstractCegarLoop]: Abstraction has 102440 states and 436366 transitions. [2019-12-18 15:01:32,756 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 15:01:32,756 INFO L276 IsEmpty]: Start isEmpty. Operand 102440 states and 436366 transitions. [2019-12-18 15:01:32,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-18 15:01:32,760 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 15:01:32,760 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 15:01:32,761 INFO L410 AbstractCegarLoop]: === Iteration 2 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 15:01:32,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 15:01:32,761 INFO L82 PathProgramCache]: Analyzing trace with hash -975068220, now seen corresponding path program 1 times [2019-12-18 15:01:32,761 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 15:01:32,762 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2091602894] [2019-12-18 15:01:32,762 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 15:01:32,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 15:01:32,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 15:01:32,923 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2091602894] [2019-12-18 15:01:32,923 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 15:01:32,923 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 15:01:32,924 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851475291] [2019-12-18 15:01:32,925 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 15:01:32,925 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 15:01:32,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 15:01:32,926 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 15:01:32,926 INFO L87 Difference]: Start difference. First operand 102440 states and 436366 transitions. Second operand 4 states. [2019-12-18 15:01:37,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 15:01:37,424 INFO L93 Difference]: Finished difference Result 163248 states and 665679 transitions. [2019-12-18 15:01:37,424 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 15:01:37,424 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 11 [2019-12-18 15:01:37,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 15:01:38,198 INFO L225 Difference]: With dead ends: 163248 [2019-12-18 15:01:38,198 INFO L226 Difference]: Without dead ends: 163199 [2019-12-18 15:01:38,202 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 15:01:43,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163199 states. [2019-12-18 15:01:51,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163199 to 148639. [2019-12-18 15:01:51,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148639 states. [2019-12-18 15:01:51,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148639 states to 148639 states and 614105 transitions. [2019-12-18 15:01:51,490 INFO L78 Accepts]: Start accepts. Automaton has 148639 states and 614105 transitions. Word has length 11 [2019-12-18 15:01:51,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 15:01:51,491 INFO L462 AbstractCegarLoop]: Abstraction has 148639 states and 614105 transitions. [2019-12-18 15:01:51,491 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 15:01:51,491 INFO L276 IsEmpty]: Start isEmpty. Operand 148639 states and 614105 transitions. [2019-12-18 15:01:51,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-18 15:01:51,497 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 15:01:51,497 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 15:01:51,497 INFO L410 AbstractCegarLoop]: === Iteration 3 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 15:01:51,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 15:01:51,498 INFO L82 PathProgramCache]: Analyzing trace with hash -112330344, now seen corresponding path program 1 times [2019-12-18 15:01:51,498 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 15:01:51,498 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6077122] [2019-12-18 15:01:51,498 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 15:01:51,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 15:01:51,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 15:01:51,583 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6077122] [2019-12-18 15:01:51,583 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 15:01:51,584 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 15:01:51,584 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575373246] [2019-12-18 15:01:51,584 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 15:01:51,585 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 15:01:51,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 15:01:51,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 15:01:51,585 INFO L87 Difference]: Start difference. First operand 148639 states and 614105 transitions. Second operand 4 states. [2019-12-18 15:01:57,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 15:01:57,904 INFO L93 Difference]: Finished difference Result 208779 states and 842772 transitions. [2019-12-18 15:01:57,906 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 15:01:57,906 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-18 15:01:57,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 15:01:58,575 INFO L225 Difference]: With dead ends: 208779 [2019-12-18 15:01:58,576 INFO L226 Difference]: Without dead ends: 208723 [2019-12-18 15:01:58,576 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 15:02:04,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208723 states. [2019-12-18 15:02:08,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208723 to 175996. [2019-12-18 15:02:08,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175996 states. [2019-12-18 15:02:08,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175996 states to 175996 states and 723083 transitions. [2019-12-18 15:02:08,718 INFO L78 Accepts]: Start accepts. Automaton has 175996 states and 723083 transitions. Word has length 13 [2019-12-18 15:02:08,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 15:02:08,719 INFO L462 AbstractCegarLoop]: Abstraction has 175996 states and 723083 transitions. [2019-12-18 15:02:08,719 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 15:02:08,719 INFO L276 IsEmpty]: Start isEmpty. Operand 175996 states and 723083 transitions. [2019-12-18 15:02:08,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-18 15:02:08,729 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 15:02:08,729 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 15:02:08,729 INFO L410 AbstractCegarLoop]: === Iteration 4 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 15:02:08,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 15:02:08,730 INFO L82 PathProgramCache]: Analyzing trace with hash -790185689, now seen corresponding path program 1 times [2019-12-18 15:02:08,730 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 15:02:08,730 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003476444] [2019-12-18 15:02:08,730 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 15:02:08,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 15:02:08,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 15:02:08,809 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1003476444] [2019-12-18 15:02:08,809 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 15:02:08,809 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 15:02:08,810 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547872405] [2019-12-18 15:02:08,810 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-18 15:02:08,810 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 15:02:08,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-18 15:02:08,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-18 15:02:08,811 INFO L87 Difference]: Start difference. First operand 175996 states and 723083 transitions. Second operand 5 states. [2019-12-18 15:02:15,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 15:02:15,728 INFO L93 Difference]: Finished difference Result 234922 states and 955485 transitions. [2019-12-18 15:02:15,729 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-18 15:02:15,729 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 16 [2019-12-18 15:02:15,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 15:02:16,450 INFO L225 Difference]: With dead ends: 234922 [2019-12-18 15:02:16,450 INFO L226 Difference]: Without dead ends: 234922 [2019-12-18 15:02:16,450 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-12-18 15:02:22,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234922 states. [2019-12-18 15:02:31,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234922 to 195490. [2019-12-18 15:02:31,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 195490 states. [2019-12-18 15:02:32,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195490 states to 195490 states and 801473 transitions. [2019-12-18 15:02:32,179 INFO L78 Accepts]: Start accepts. Automaton has 195490 states and 801473 transitions. Word has length 16 [2019-12-18 15:02:32,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 15:02:32,179 INFO L462 AbstractCegarLoop]: Abstraction has 195490 states and 801473 transitions. [2019-12-18 15:02:32,179 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-18 15:02:32,179 INFO L276 IsEmpty]: Start isEmpty. Operand 195490 states and 801473 transitions. [2019-12-18 15:02:32,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-18 15:02:32,195 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 15:02:32,195 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 15:02:32,195 INFO L410 AbstractCegarLoop]: === Iteration 5 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 15:02:32,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 15:02:32,196 INFO L82 PathProgramCache]: Analyzing trace with hash 1153162558, now seen corresponding path program 1 times [2019-12-18 15:02:32,196 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 15:02:32,196 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [968733989] [2019-12-18 15:02:32,196 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 15:02:32,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 15:02:32,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 15:02:32,282 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [968733989] [2019-12-18 15:02:32,282 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 15:02:32,282 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-18 15:02:32,282 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539252559] [2019-12-18 15:02:32,283 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 15:02:32,284 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 15:02:32,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 15:02:32,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 15:02:32,284 INFO L87 Difference]: Start difference. First operand 195490 states and 801473 transitions. Second operand 3 states. [2019-12-18 15:02:39,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 15:02:39,145 INFO L93 Difference]: Finished difference Result 195126 states and 800046 transitions. [2019-12-18 15:02:39,145 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 15:02:39,145 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 18 [2019-12-18 15:02:39,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 15:02:39,790 INFO L225 Difference]: With dead ends: 195126 [2019-12-18 15:02:39,790 INFO L226 Difference]: Without dead ends: 195126 [2019-12-18 15:02:39,790 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 15:02:45,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195126 states. [2019-12-18 15:02:52,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195126 to 195126. [2019-12-18 15:02:52,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 195126 states. [2019-12-18 15:02:53,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195126 states to 195126 states and 800046 transitions. [2019-12-18 15:02:53,827 INFO L78 Accepts]: Start accepts. Automaton has 195126 states and 800046 transitions. Word has length 18 [2019-12-18 15:02:53,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 15:02:53,827 INFO L462 AbstractCegarLoop]: Abstraction has 195126 states and 800046 transitions. [2019-12-18 15:02:53,827 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 15:02:53,827 INFO L276 IsEmpty]: Start isEmpty. Operand 195126 states and 800046 transitions. [2019-12-18 15:02:53,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-18 15:02:53,845 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 15:02:53,845 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 15:02:53,846 INFO L410 AbstractCegarLoop]: === Iteration 6 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 15:02:53,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 15:02:53,846 INFO L82 PathProgramCache]: Analyzing trace with hash -1951188865, now seen corresponding path program 1 times [2019-12-18 15:02:53,846 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 15:02:53,846 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372321318] [2019-12-18 15:02:53,846 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 15:02:53,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 15:02:53,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 15:02:53,921 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [372321318] [2019-12-18 15:02:53,922 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 15:02:53,922 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 15:02:53,922 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659068696] [2019-12-18 15:02:53,922 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 15:02:53,923 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 15:02:53,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 15:02:53,923 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 15:02:53,923 INFO L87 Difference]: Start difference. First operand 195126 states and 800046 transitions. Second operand 4 states. [2019-12-18 15:03:02,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 15:03:02,371 INFO L93 Difference]: Finished difference Result 367409 states and 1507754 transitions. [2019-12-18 15:03:02,372 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-18 15:03:02,372 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2019-12-18 15:03:02,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 15:03:03,797 INFO L225 Difference]: With dead ends: 367409 [2019-12-18 15:03:03,798 INFO L226 Difference]: Without dead ends: 208324 [2019-12-18 15:03:03,798 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 15:03:08,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208324 states. [2019-12-18 15:03:12,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208324 to 206903. [2019-12-18 15:03:12,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 206903 states. [2019-12-18 15:03:14,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206903 states to 206903 states and 837795 transitions. [2019-12-18 15:03:14,811 INFO L78 Accepts]: Start accepts. Automaton has 206903 states and 837795 transitions. Word has length 19 [2019-12-18 15:03:14,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 15:03:14,811 INFO L462 AbstractCegarLoop]: Abstraction has 206903 states and 837795 transitions. [2019-12-18 15:03:14,811 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 15:03:14,811 INFO L276 IsEmpty]: Start isEmpty. Operand 206903 states and 837795 transitions. [2019-12-18 15:03:14,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-18 15:03:14,829 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 15:03:14,829 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 15:03:14,829 INFO L410 AbstractCegarLoop]: === Iteration 7 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 15:03:14,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 15:03:14,830 INFO L82 PathProgramCache]: Analyzing trace with hash 2060703810, now seen corresponding path program 1 times [2019-12-18 15:03:14,830 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 15:03:14,830 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382150378] [2019-12-18 15:03:14,830 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 15:03:14,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 15:03:14,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 15:03:14,904 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382150378] [2019-12-18 15:03:14,904 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 15:03:14,904 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 15:03:14,904 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308869345] [2019-12-18 15:03:14,905 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-18 15:03:14,905 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 15:03:14,905 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-18 15:03:14,905 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-18 15:03:14,906 INFO L87 Difference]: Start difference. First operand 206903 states and 837795 transitions. Second operand 5 states. [2019-12-18 15:03:22,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 15:03:22,993 INFO L93 Difference]: Finished difference Result 279206 states and 1109227 transitions. [2019-12-18 15:03:22,993 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-18 15:03:22,993 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2019-12-18 15:03:22,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 15:03:24,521 INFO L225 Difference]: With dead ends: 279206 [2019-12-18 15:03:24,521 INFO L226 Difference]: Without dead ends: 278226 [2019-12-18 15:03:24,522 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-18 15:03:35,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278226 states. [2019-12-18 15:03:38,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278226 to 210942. [2019-12-18 15:03:38,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210942 states. [2019-12-18 15:03:40,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210942 states to 210942 states and 855120 transitions. [2019-12-18 15:03:40,605 INFO L78 Accepts]: Start accepts. Automaton has 210942 states and 855120 transitions. Word has length 19 [2019-12-18 15:03:40,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 15:03:40,605 INFO L462 AbstractCegarLoop]: Abstraction has 210942 states and 855120 transitions. [2019-12-18 15:03:40,605 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-18 15:03:40,605 INFO L276 IsEmpty]: Start isEmpty. Operand 210942 states and 855120 transitions. [2019-12-18 15:03:40,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-18 15:03:40,629 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 15:03:40,629 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 15:03:40,629 INFO L410 AbstractCegarLoop]: === Iteration 8 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 15:03:40,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 15:03:40,630 INFO L82 PathProgramCache]: Analyzing trace with hash 1239926704, now seen corresponding path program 1 times [2019-12-18 15:03:40,630 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 15:03:40,630 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696882993] [2019-12-18 15:03:40,630 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 15:03:40,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 15:03:40,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 15:03:40,679 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696882993] [2019-12-18 15:03:40,679 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 15:03:40,680 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 15:03:40,680 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794388079] [2019-12-18 15:03:40,680 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 15:03:40,680 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 15:03:40,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 15:03:40,681 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 15:03:40,681 INFO L87 Difference]: Start difference. First operand 210942 states and 855120 transitions. Second operand 4 states. [2019-12-18 15:03:50,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 15:03:50,617 INFO L93 Difference]: Finished difference Result 531210 states and 2176817 transitions. [2019-12-18 15:03:50,617 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 15:03:50,617 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2019-12-18 15:03:50,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 15:03:51,140 INFO L225 Difference]: With dead ends: 531210 [2019-12-18 15:03:51,140 INFO L226 Difference]: Without dead ends: 165704 [2019-12-18 15:03:51,141 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 15:04:02,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165704 states. [2019-12-18 15:04:05,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165704 to 156834. [2019-12-18 15:04:05,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156834 states. [2019-12-18 15:04:06,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156834 states to 156834 states and 621588 transitions. [2019-12-18 15:04:06,121 INFO L78 Accepts]: Start accepts. Automaton has 156834 states and 621588 transitions. Word has length 20 [2019-12-18 15:04:06,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 15:04:06,121 INFO L462 AbstractCegarLoop]: Abstraction has 156834 states and 621588 transitions. [2019-12-18 15:04:06,121 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 15:04:06,121 INFO L276 IsEmpty]: Start isEmpty. Operand 156834 states and 621588 transitions. [2019-12-18 15:04:06,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-18 15:04:06,138 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 15:04:06,138 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 15:04:06,139 INFO L410 AbstractCegarLoop]: === Iteration 9 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 15:04:06,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 15:04:06,139 INFO L82 PathProgramCache]: Analyzing trace with hash 198689187, now seen corresponding path program 1 times [2019-12-18 15:04:06,139 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 15:04:06,139 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373399749] [2019-12-18 15:04:06,140 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 15:04:06,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 15:04:06,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 15:04:06,192 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [373399749] [2019-12-18 15:04:06,192 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 15:04:06,193 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 15:04:06,194 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1928280438] [2019-12-18 15:04:06,194 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 15:04:06,194 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 15:04:06,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 15:04:06,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 15:04:06,195 INFO L87 Difference]: Start difference. First operand 156834 states and 621588 transitions. Second operand 3 states. Received shutdown request... [2019-12-18 15:04:08,055 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 15:04:08,056 WARN L527 AbstractCegarLoop]: Verification canceled [2019-12-18 15:04:08,060 WARN L227 ceAbstractionStarter]: Timeout [2019-12-18 15:04:08,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.12 03:04:08 BasicIcfg [2019-12-18 15:04:08,061 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-18 15:04:08,062 INFO L168 Benchmark]: Toolchain (without parser) took 191541.15 ms. Allocated memory was 139.5 MB in the beginning and 5.5 GB in the end (delta: 5.3 GB). Free memory was 102.9 MB in the beginning and 2.2 GB in the end (delta: -2.1 GB). Peak memory consumption was 4.1 GB. Max. memory is 7.1 GB. [2019-12-18 15:04:08,063 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 139.5 MB. Free memory is still 122.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-12-18 15:04:08,064 INFO L168 Benchmark]: CACSL2BoogieTranslator took 838.69 ms. Allocated memory was 139.5 MB in the beginning and 203.9 MB in the end (delta: 64.5 MB). Free memory was 102.7 MB in the beginning and 157.6 MB in the end (delta: -55.0 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. [2019-12-18 15:04:08,065 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.31 ms. Allocated memory is still 203.9 MB. Free memory was 157.6 MB in the beginning and 154.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-12-18 15:04:08,065 INFO L168 Benchmark]: Boogie Preprocessor took 42.17 ms. Allocated memory is still 203.9 MB. Free memory was 154.9 MB in the beginning and 152.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-12-18 15:04:08,066 INFO L168 Benchmark]: RCFGBuilder took 850.77 ms. Allocated memory is still 203.9 MB. Free memory was 152.3 MB in the beginning and 102.8 MB in the end (delta: 49.4 MB). Peak memory consumption was 49.4 MB. Max. memory is 7.1 GB. [2019-12-18 15:04:08,067 INFO L168 Benchmark]: TraceAbstraction took 189744.01 ms. Allocated memory was 203.9 MB in the beginning and 5.5 GB in the end (delta: 5.2 GB). Free memory was 102.2 MB in the beginning and 2.2 GB in the end (delta: -2.1 GB). Peak memory consumption was 4.0 GB. Max. memory is 7.1 GB. [2019-12-18 15:04:08,071 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 139.5 MB. Free memory is still 122.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 838.69 ms. Allocated memory was 139.5 MB in the beginning and 203.9 MB in the end (delta: 64.5 MB). Free memory was 102.7 MB in the beginning and 157.6 MB in the end (delta: -55.0 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 60.31 ms. Allocated memory is still 203.9 MB. Free memory was 157.6 MB in the beginning and 154.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.17 ms. Allocated memory is still 203.9 MB. Free memory was 154.9 MB in the beginning and 152.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 850.77 ms. Allocated memory is still 203.9 MB. Free memory was 152.3 MB in the beginning and 102.8 MB in the end (delta: 49.4 MB). Peak memory consumption was 49.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 189744.01 ms. Allocated memory was 203.9 MB in the beginning and 5.5 GB in the end (delta: 5.2 GB). Free memory was 102.2 MB in the beginning and 2.2 GB in the end (delta: -2.1 GB). Peak memory consumption was 4.0 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 6.0s, 174 ProgramPointsBefore, 93 ProgramPointsAfterwards, 211 TransitionsBefore, 103 TransitionsAfterwards, 19004 CoEnabledTransitionPairs, 7 FixpointIterations, 31 TrivialSequentialCompositions, 51 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 32 ConcurrentYvCompositions, 31 ChoiceCompositions, 6738 VarBasedMoverChecksPositive, 252 VarBasedMoverChecksNegative, 75 SemBasedMoverChecksPositive, 241 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.6s, 0 MoverChecksTotal, 78269 CheckedPairsTotal, 114 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 4]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 4). Cancelled while BasicCegarLoop was constructing difference of abstraction (156834states) and FLOYD_HOARE automaton (currently 3 states, 3 states before enhancement),while ReachableStatesComputation was computing reachable states (133956 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 4]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 4). Cancelled while BasicCegarLoop was constructing difference of abstraction (156834states) and FLOYD_HOARE automaton (currently 3 states, 3 states before enhancement),while ReachableStatesComputation was computing reachable states (133956 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 165 locations, 2 error locations. Result: TIMEOUT, OverallTime: 189.5s, OverallIterations: 9, TraceHistogramMax: 1, AutomataDifference: 63.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1535 SDtfs, 1406 SDslu, 2086 SDs, 0 SdLazy, 1098 SolverSat, 64 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 36 GetRequests, 7 SyntacticMatches, 2 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=210942occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 102.1s AutomataMinimizationTime, 8 MinimizatonAttempts, 164294 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 139 NumberOfCodeBlocks, 139 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 130 ConstructedInterpolants, 0 QuantifiedInterpolants, 6382 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown