/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/ldv-races/race-2_5-container_of.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-60655ea [2020-09-15 00:31:46,403 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-15 00:31:46,407 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-15 00:31:46,433 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-15 00:31:46,433 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-15 00:31:46,434 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-15 00:31:46,435 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-15 00:31:46,437 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-15 00:31:46,439 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-15 00:31:46,440 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-15 00:31:46,441 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-15 00:31:46,442 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-15 00:31:46,442 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-15 00:31:46,443 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-15 00:31:46,444 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-15 00:31:46,446 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-15 00:31:46,446 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-15 00:31:46,447 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-15 00:31:46,449 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-15 00:31:46,451 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-15 00:31:46,453 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-15 00:31:46,454 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-15 00:31:46,455 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-15 00:31:46,456 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-15 00:31:46,459 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-09-15 00:31:46,468 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-15 00:31:46,469 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-15 00:31:46,470 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-15 00:31:46,471 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-09-15 00:31:46,507 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-15 00:31:46,507 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-15 00:31:46,509 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-15 00:31:46,509 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-15 00:31:46,509 INFO L138 SettingsManager]: * Use SBE=true [2020-09-15 00:31:46,509 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-15 00:31:46,510 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-15 00:31:46,510 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-15 00:31:46,510 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-15 00:31:46,510 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-15 00:31:46,510 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-15 00:31:46,510 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-15 00:31:46,511 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-15 00:31:46,511 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-15 00:31:46,511 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-15 00:31:46,511 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-15 00:31:46,511 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-15 00:31:46,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-15 00:31:46,512 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-15 00:31:46,512 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-15 00:31:46,512 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-15 00:31:46,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-15 00:31:46,513 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-15 00:31:46,513 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-15 00:31:46,513 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-15 00:31:46,513 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-15 00:31:46,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-15 00:31:46,514 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-15 00:31:46,514 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-15 00:31:46,515 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-15 00:31:47,014 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-15 00:31:47,042 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-15 00:31:47,046 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-15 00:31:47,048 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-15 00:31:47,049 INFO L275 PluginConnector]: CDTParser initialized [2020-09-15 00:31:47,050 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-2_5-container_of.i [2020-09-15 00:31:47,144 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6b88d6513/56a881014c2648fc80ff341ea38183f6/FLAG61cb39394 [2020-09-15 00:31:47,862 INFO L306 CDTParser]: Found 1 translation units. [2020-09-15 00:31:47,863 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-races/race-2_5-container_of.i [2020-09-15 00:31:47,893 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6b88d6513/56a881014c2648fc80ff341ea38183f6/FLAG61cb39394 [2020-09-15 00:31:48,034 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6b88d6513/56a881014c2648fc80ff341ea38183f6 [2020-09-15 00:31:48,047 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-15 00:31:48,052 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-09-15 00:31:48,053 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-15 00:31:48,053 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-15 00:31:48,058 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-15 00:31:48,059 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.09 12:31:48" (1/1) ... [2020-09-15 00:31:48,064 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5aebb41e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 12:31:48, skipping insertion in model container [2020-09-15 00:31:48,064 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.09 12:31:48" (1/1) ... [2020-09-15 00:31:48,073 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-15 00:31:48,140 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-15 00:31:48,993 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-15 00:31:49,006 INFO L203 MainTranslator]: Completed pre-run [2020-09-15 00:31:49,080 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-15 00:31:49,414 INFO L208 MainTranslator]: Completed translation [2020-09-15 00:31:49,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 12:31:49 WrapperNode [2020-09-15 00:31:49,415 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-15 00:31:49,416 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-09-15 00:31:49,416 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-09-15 00:31:49,416 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-09-15 00:31:49,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 12:31:49" (1/1) ... [2020-09-15 00:31:49,463 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 12:31:49" (1/1) ... [2020-09-15 00:31:49,499 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-09-15 00:31:49,500 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-15 00:31:49,500 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-15 00:31:49,500 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-15 00:31:49,510 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 12:31:49" (1/1) ... [2020-09-15 00:31:49,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 12:31:49" (1/1) ... [2020-09-15 00:31:49,516 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 12:31:49" (1/1) ... [2020-09-15 00:31:49,517 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 12:31:49" (1/1) ... [2020-09-15 00:31:49,538 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 12:31:49" (1/1) ... [2020-09-15 00:31:49,541 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 12:31:49" (1/1) ... [2020-09-15 00:31:49,547 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 12:31:49" (1/1) ... [2020-09-15 00:31:49,555 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-15 00:31:49,556 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-15 00:31:49,556 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-15 00:31:49,556 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-15 00:31:49,558 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 12:31:49" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-09-15 00:31:49,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-15 00:31:49,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-15 00:31:49,640 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-09-15 00:31:49,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-15 00:31:49,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-15 00:31:49,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-15 00:31:49,641 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2020-09-15 00:31:49,641 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2020-09-15 00:31:49,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-15 00:31:49,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-15 00:31:49,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-15 00:31:49,644 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-09-15 00:31:50,316 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-15 00:31:50,317 INFO L295 CfgBuilder]: Removed 24 assume(true) statements. [2020-09-15 00:31:50,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.09 12:31:50 BoogieIcfgContainer [2020-09-15 00:31:50,323 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-15 00:31:50,324 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-15 00:31:50,325 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-15 00:31:50,328 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-15 00:31:50,329 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.09 12:31:48" (1/3) ... [2020-09-15 00:31:50,330 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@166f2ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.09 12:31:50, skipping insertion in model container [2020-09-15 00:31:50,330 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 12:31:49" (2/3) ... [2020-09-15 00:31:50,330 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@166f2ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.09 12:31:50, skipping insertion in model container [2020-09-15 00:31:50,331 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.09 12:31:50" (3/3) ... [2020-09-15 00:31:50,333 INFO L109 eAbstractionObserver]: Analyzing ICFG race-2_5-container_of.i [2020-09-15 00:31:50,345 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-09-15 00:31:50,345 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-09-15 00:31:50,355 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2020-09-15 00:31:50,356 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-09-15 00:31:50,391 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,392 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,392 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,392 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,393 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,393 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,393 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,393 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,394 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,394 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,394 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,394 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,395 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,395 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,395 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,395 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,395 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,396 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,396 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,396 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,397 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,397 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,397 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,397 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,398 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,398 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,398 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,399 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,399 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,399 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,399 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,400 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,400 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,400 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,400 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,401 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,401 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,401 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,402 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,402 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,402 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,402 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,403 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,403 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,403 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,403 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,404 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,404 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,404 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,405 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,405 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,405 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,405 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,406 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,406 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,406 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,406 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,407 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,407 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,407 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,407 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,408 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,408 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,408 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,408 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,409 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,409 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,409 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,409 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,410 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,414 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,414 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,415 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,415 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,415 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,415 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,416 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,416 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,416 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,416 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,417 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,417 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,427 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,427 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,428 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,428 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,428 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,428 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,429 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,429 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,429 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,429 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,430 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,430 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-15 00:31:50,464 INFO L251 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2020-09-15 00:31:50,493 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-15 00:31:50,494 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-15 00:31:50,494 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-09-15 00:31:50,494 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-15 00:31:50,494 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-15 00:31:50,494 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-15 00:31:50,494 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-15 00:31:50,494 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-15 00:31:50,518 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 153 places, 157 transitions, 336 flow [2020-09-15 00:31:50,521 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 153 places, 157 transitions, 336 flow [2020-09-15 00:31:50,627 INFO L129 PetriNetUnfolder]: 13/215 cut-off events. [2020-09-15 00:31:50,628 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-09-15 00:31:50,636 INFO L80 FinitePrefix]: Finished finitePrefix Result has 226 conditions, 215 events. 13/215 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 443 event pairs, 0 based on Foata normal form. 0/191 useless extension candidates. Maximal degree in co-relation 97. Up to 4 conditions per place. [2020-09-15 00:31:50,644 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 153 places, 157 transitions, 336 flow [2020-09-15 00:31:50,722 INFO L129 PetriNetUnfolder]: 13/215 cut-off events. [2020-09-15 00:31:50,726 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-09-15 00:31:50,727 INFO L80 FinitePrefix]: Finished finitePrefix Result has 226 conditions, 215 events. 13/215 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 443 event pairs, 0 based on Foata normal form. 0/191 useless extension candidates. Maximal degree in co-relation 97. Up to 4 conditions per place. [2020-09-15 00:31:50,733 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 4004 [2020-09-15 00:31:50,734 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-09-15 00:31:51,023 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-15 00:31:51,051 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-15 00:31:51,056 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-15 00:31:51,072 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-15 00:31:51,073 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-09-15 00:31:51,074 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:95, output treesize:67 [2020-09-15 00:31:51,190 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-15 00:31:51,217 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-15 00:31:51,223 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-15 00:31:51,244 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-15 00:31:51,246 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-09-15 00:31:51,246 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-09-15 00:31:51,262 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-15 00:31:51,288 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-15 00:31:51,293 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-15 00:31:51,315 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-15 00:31:51,316 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-09-15 00:31:51,317 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-09-15 00:31:54,107 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-15 00:31:54,136 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-15 00:31:54,140 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-15 00:31:54,159 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-15 00:31:54,161 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-09-15 00:31:54,161 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-09-15 00:31:54,180 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-15 00:31:54,206 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-15 00:31:54,211 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-15 00:31:54,234 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-15 00:31:54,236 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-09-15 00:31:54,236 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-09-15 00:31:56,282 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-15 00:31:56,318 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-15 00:31:56,323 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-15 00:31:56,344 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-15 00:31:56,345 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-09-15 00:31:56,346 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-09-15 00:31:56,362 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-15 00:31:56,389 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-15 00:31:56,394 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-15 00:31:56,415 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-15 00:31:56,416 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-09-15 00:31:56,416 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-09-15 00:31:58,453 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-15 00:31:58,478 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-15 00:31:58,482 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-15 00:31:58,503 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-15 00:31:58,505 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-09-15 00:31:58,505 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-09-15 00:31:58,521 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-15 00:31:58,546 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-15 00:31:58,550 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-15 00:31:58,576 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-15 00:31:58,577 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-09-15 00:31:58,578 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-09-15 00:32:02,507 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-15 00:32:02,539 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-15 00:32:02,543 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-15 00:32:02,566 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-15 00:32:02,568 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-09-15 00:32:02,568 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-09-15 00:32:02,587 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-15 00:32:02,616 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-15 00:32:02,620 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-15 00:32:02,649 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-15 00:32:02,650 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-09-15 00:32:02,651 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-09-15 00:32:04,667 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-15 00:32:04,695 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-15 00:32:04,701 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-15 00:32:04,722 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-15 00:32:04,723 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-09-15 00:32:04,724 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-09-15 00:32:04,742 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-15 00:32:04,767 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-15 00:32:04,771 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-15 00:32:04,792 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-15 00:32:04,793 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-09-15 00:32:04,794 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-09-15 00:32:06,871 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-15 00:32:06,891 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-15 00:32:06,894 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-15 00:32:06,909 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-15 00:32:06,911 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-09-15 00:32:06,911 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:99, output treesize:71 [2020-09-15 00:32:07,011 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-15 00:32:07,039 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-15 00:32:07,045 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-15 00:32:07,064 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-15 00:32:07,065 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-09-15 00:32:07,065 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-09-15 00:32:07,077 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-15 00:32:07,107 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-15 00:32:07,111 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-15 00:32:07,130 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-15 00:32:07,131 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-09-15 00:32:07,131 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-09-15 00:32:09,725 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2020-09-15 00:32:09,743 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-15 00:32:09,838 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-15 00:32:09,845 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-15 00:32:09,931 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-15 00:32:09,932 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2020-09-15 00:32:09,932 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:148, output treesize:160 [2020-09-15 00:32:10,531 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2020-09-15 00:32:11,022 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2020-09-15 00:32:11,241 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2020-09-15 00:32:11,556 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-09-15 00:32:11,880 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-09-15 00:32:12,502 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 120 [2020-09-15 00:32:12,803 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-09-15 00:32:13,674 WARN L193 SmtUtils]: Spent 869.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 118 [2020-09-15 00:32:14,096 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-09-15 00:32:14,113 INFO L206 etLargeBlockEncoding]: Checked pairs total: 8239 [2020-09-15 00:32:14,114 INFO L214 etLargeBlockEncoding]: Total number of compositions: 162 [2020-09-15 00:32:14,118 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 45 places, 44 transitions, 110 flow [2020-09-15 00:32:14,160 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 495 states. [2020-09-15 00:32:14,163 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states. [2020-09-15 00:32:14,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-09-15 00:32:14,191 INFO L414 BasicCegarLoop]: Found error trace [2020-09-15 00:32:14,195 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2020-09-15 00:32:14,195 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-15 00:32:14,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-15 00:32:14,202 INFO L82 PathProgramCache]: Analyzing trace with hash 17244891, now seen corresponding path program 1 times [2020-09-15 00:32:14,213 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-15 00:32:14,213 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146088951] [2020-09-15 00:32:14,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-15 00:32:14,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-15 00:32:14,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-15 00:32:14,706 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2146088951] [2020-09-15 00:32:14,707 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-15 00:32:14,708 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-09-15 00:32:14,708 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701359650] [2020-09-15 00:32:14,715 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-15 00:32:14,715 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-15 00:32:14,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-15 00:32:14,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-15 00:32:14,738 INFO L87 Difference]: Start difference. First operand 495 states. Second operand 3 states. [2020-09-15 00:32:14,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-15 00:32:14,908 INFO L93 Difference]: Finished difference Result 650 states and 1568 transitions. [2020-09-15 00:32:14,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-15 00:32:14,910 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2020-09-15 00:32:14,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-15 00:32:14,935 INFO L225 Difference]: With dead ends: 650 [2020-09-15 00:32:14,936 INFO L226 Difference]: Without dead ends: 612 [2020-09-15 00:32:14,937 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-15 00:32:14,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 612 states. [2020-09-15 00:32:15,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 612 to 516. [2020-09-15 00:32:15,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 516 states. [2020-09-15 00:32:15,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 516 states and 1218 transitions. [2020-09-15 00:32:15,037 INFO L78 Accepts]: Start accepts. Automaton has 516 states and 1218 transitions. Word has length 4 [2020-09-15 00:32:15,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-15 00:32:15,038 INFO L479 AbstractCegarLoop]: Abstraction has 516 states and 1218 transitions. [2020-09-15 00:32:15,038 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-15 00:32:15,038 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 1218 transitions. [2020-09-15 00:32:15,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-09-15 00:32:15,039 INFO L414 BasicCegarLoop]: Found error trace [2020-09-15 00:32:15,039 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-09-15 00:32:15,039 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-15 00:32:15,039 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-15 00:32:15,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-15 00:32:15,040 INFO L82 PathProgramCache]: Analyzing trace with hash -607545483, now seen corresponding path program 1 times [2020-09-15 00:32:15,040 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-15 00:32:15,040 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054793198] [2020-09-15 00:32:15,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-15 00:32:15,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-15 00:32:15,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-15 00:32:15,189 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054793198] [2020-09-15 00:32:15,189 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-15 00:32:15,190 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-09-15 00:32:15,190 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [465936117] [2020-09-15 00:32:15,192 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-15 00:32:15,192 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-15 00:32:15,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-15 00:32:15,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-09-15 00:32:15,193 INFO L87 Difference]: Start difference. First operand 516 states and 1218 transitions. Second operand 4 states. [2020-09-15 00:32:15,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-15 00:32:15,379 INFO L93 Difference]: Finished difference Result 671 states and 1561 transitions. [2020-09-15 00:32:15,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-15 00:32:15,380 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 6 [2020-09-15 00:32:15,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-15 00:32:15,385 INFO L225 Difference]: With dead ends: 671 [2020-09-15 00:32:15,386 INFO L226 Difference]: Without dead ends: 586 [2020-09-15 00:32:15,386 INFO L675 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 [2020-09-15 00:32:15,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 586 states. [2020-09-15 00:32:15,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 586 to 554. [2020-09-15 00:32:15,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 554 states. [2020-09-15 00:32:15,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 1327 transitions. [2020-09-15 00:32:15,429 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 1327 transitions. Word has length 6 [2020-09-15 00:32:15,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-15 00:32:15,429 INFO L479 AbstractCegarLoop]: Abstraction has 554 states and 1327 transitions. [2020-09-15 00:32:15,429 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-15 00:32:15,429 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 1327 transitions. [2020-09-15 00:32:15,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-09-15 00:32:15,431 INFO L414 BasicCegarLoop]: Found error trace [2020-09-15 00:32:15,431 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-15 00:32:15,432 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-15 00:32:15,432 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-15 00:32:15,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-15 00:32:15,432 INFO L82 PathProgramCache]: Analyzing trace with hash -1181960415, now seen corresponding path program 1 times [2020-09-15 00:32:15,432 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-15 00:32:15,433 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572819041] [2020-09-15 00:32:15,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-15 00:32:15,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-15 00:32:15,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-15 00:32:15,552 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572819041] [2020-09-15 00:32:15,552 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-15 00:32:15,552 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-09-15 00:32:15,552 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858990301] [2020-09-15 00:32:15,553 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-15 00:32:15,553 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-15 00:32:15,553 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-15 00:32:15,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-15 00:32:15,554 INFO L87 Difference]: Start difference. First operand 554 states and 1327 transitions. Second operand 3 states. [2020-09-15 00:32:15,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-15 00:32:15,569 INFO L93 Difference]: Finished difference Result 234 states and 479 transitions. [2020-09-15 00:32:15,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-15 00:32:15,570 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2020-09-15 00:32:15,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-15 00:32:15,572 INFO L225 Difference]: With dead ends: 234 [2020-09-15 00:32:15,572 INFO L226 Difference]: Without dead ends: 234 [2020-09-15 00:32:15,572 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-15 00:32:15,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2020-09-15 00:32:15,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 234. [2020-09-15 00:32:15,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 234 states. [2020-09-15 00:32:15,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 479 transitions. [2020-09-15 00:32:15,581 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 479 transitions. Word has length 10 [2020-09-15 00:32:15,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-15 00:32:15,581 INFO L479 AbstractCegarLoop]: Abstraction has 234 states and 479 transitions. [2020-09-15 00:32:15,581 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-15 00:32:15,581 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 479 transitions. [2020-09-15 00:32:15,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-09-15 00:32:15,583 INFO L414 BasicCegarLoop]: Found error trace [2020-09-15 00:32:15,583 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-15 00:32:15,583 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-15 00:32:15,584 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-15 00:32:15,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-15 00:32:15,584 INFO L82 PathProgramCache]: Analyzing trace with hash 998255413, now seen corresponding path program 1 times [2020-09-15 00:32:15,584 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-15 00:32:15,585 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623818365] [2020-09-15 00:32:15,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-15 00:32:15,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-15 00:32:15,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-15 00:32:15,788 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [623818365] [2020-09-15 00:32:15,788 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-15 00:32:15,789 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-09-15 00:32:15,789 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [465801827] [2020-09-15 00:32:15,789 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-15 00:32:15,789 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-15 00:32:15,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-15 00:32:15,790 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-15 00:32:15,790 INFO L87 Difference]: Start difference. First operand 234 states and 479 transitions. Second operand 3 states. [2020-09-15 00:32:15,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-15 00:32:15,873 INFO L93 Difference]: Finished difference Result 279 states and 550 transitions. [2020-09-15 00:32:15,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-15 00:32:15,873 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 16 [2020-09-15 00:32:15,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-15 00:32:15,875 INFO L225 Difference]: With dead ends: 279 [2020-09-15 00:32:15,875 INFO L226 Difference]: Without dead ends: 279 [2020-09-15 00:32:15,876 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-15 00:32:15,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279 states. [2020-09-15 00:32:15,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279 to 246. [2020-09-15 00:32:15,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246 states. [2020-09-15 00:32:15,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 499 transitions. [2020-09-15 00:32:15,884 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 499 transitions. Word has length 16 [2020-09-15 00:32:15,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-15 00:32:15,885 INFO L479 AbstractCegarLoop]: Abstraction has 246 states and 499 transitions. [2020-09-15 00:32:15,885 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-15 00:32:15,885 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 499 transitions. [2020-09-15 00:32:15,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-09-15 00:32:15,887 INFO L414 BasicCegarLoop]: Found error trace [2020-09-15 00:32:15,887 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-15 00:32:15,887 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-15 00:32:15,887 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-15 00:32:15,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-15 00:32:15,888 INFO L82 PathProgramCache]: Analyzing trace with hash 881145203, now seen corresponding path program 1 times [2020-09-15 00:32:15,888 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-15 00:32:15,888 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567352266] [2020-09-15 00:32:15,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-15 00:32:15,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-15 00:32:16,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-15 00:32:16,034 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567352266] [2020-09-15 00:32:16,034 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-15 00:32:16,034 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-09-15 00:32:16,034 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071013475] [2020-09-15 00:32:16,035 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-15 00:32:16,035 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-15 00:32:16,035 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-15 00:32:16,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-15 00:32:16,036 INFO L87 Difference]: Start difference. First operand 246 states and 499 transitions. Second operand 3 states. [2020-09-15 00:32:16,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-15 00:32:16,107 INFO L93 Difference]: Finished difference Result 283 states and 556 transitions. [2020-09-15 00:32:16,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-15 00:32:16,107 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-09-15 00:32:16,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-15 00:32:16,109 INFO L225 Difference]: With dead ends: 283 [2020-09-15 00:32:16,109 INFO L226 Difference]: Without dead ends: 283 [2020-09-15 00:32:16,110 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-15 00:32:16,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2020-09-15 00:32:16,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 258. [2020-09-15 00:32:16,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 258 states. [2020-09-15 00:32:16,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 527 transitions. [2020-09-15 00:32:16,118 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 527 transitions. Word has length 17 [2020-09-15 00:32:16,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-15 00:32:16,119 INFO L479 AbstractCegarLoop]: Abstraction has 258 states and 527 transitions. [2020-09-15 00:32:16,119 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-15 00:32:16,119 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 527 transitions. [2020-09-15 00:32:16,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-09-15 00:32:16,120 INFO L414 BasicCegarLoop]: Found error trace [2020-09-15 00:32:16,121 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-15 00:32:16,121 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-15 00:32:16,121 INFO L427 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-15 00:32:16,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-15 00:32:16,121 INFO L82 PathProgramCache]: Analyzing trace with hash -1369692559, now seen corresponding path program 1 times [2020-09-15 00:32:16,122 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-15 00:32:16,122 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324731630] [2020-09-15 00:32:16,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-15 00:32:16,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-15 00:32:16,203 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-15 00:32:16,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-15 00:32:16,266 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-15 00:32:16,310 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-09-15 00:32:16,310 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-09-15 00:32:16,310 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-15 00:32:16,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.09 12:32:16 BasicIcfg [2020-09-15 00:32:16,369 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-15 00:32:16,372 INFO L168 Benchmark]: Toolchain (without parser) took 28322.95 ms. Allocated memory was 140.0 MB in the beginning and 321.9 MB in the end (delta: 181.9 MB). Free memory was 99.3 MB in the beginning and 183.1 MB in the end (delta: -83.8 MB). Peak memory consumption was 98.2 MB. Max. memory is 7.1 GB. [2020-09-15 00:32:16,372 INFO L168 Benchmark]: CDTParser took 0.65 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-09-15 00:32:16,373 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1362.70 ms. Allocated memory was 140.0 MB in the beginning and 238.0 MB in the end (delta: 98.0 MB). Free memory was 98.7 MB in the beginning and 177.8 MB in the end (delta: -79.1 MB). Peak memory consumption was 76.9 MB. Max. memory is 7.1 GB. [2020-09-15 00:32:16,374 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.17 ms. Allocated memory is still 238.0 MB. Free memory was 177.8 MB in the beginning and 174.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. [2020-09-15 00:32:16,375 INFO L168 Benchmark]: Boogie Preprocessor took 56.02 ms. Allocated memory is still 238.0 MB. Free memory was 174.8 MB in the beginning and 171.9 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. [2020-09-15 00:32:16,376 INFO L168 Benchmark]: RCFGBuilder took 767.36 ms. Allocated memory is still 238.0 MB. Free memory was 171.9 MB in the beginning and 123.3 MB in the end (delta: 48.5 MB). Peak memory consumption was 48.5 MB. Max. memory is 7.1 GB. [2020-09-15 00:32:16,376 INFO L168 Benchmark]: TraceAbstraction took 26045.04 ms. Allocated memory was 238.0 MB in the beginning and 321.9 MB in the end (delta: 83.9 MB). Free memory was 121.9 MB in the beginning and 183.1 MB in the end (delta: -61.2 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. [2020-09-15 00:32:16,382 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.65 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1362.70 ms. Allocated memory was 140.0 MB in the beginning and 238.0 MB in the end (delta: 98.0 MB). Free memory was 98.7 MB in the beginning and 177.8 MB in the end (delta: -79.1 MB). Peak memory consumption was 76.9 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 83.17 ms. Allocated memory is still 238.0 MB. Free memory was 177.8 MB in the beginning and 174.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 56.02 ms. Allocated memory is still 238.0 MB. Free memory was 174.8 MB in the beginning and 171.9 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 767.36 ms. Allocated memory is still 238.0 MB. Free memory was 171.9 MB in the beginning and 123.3 MB in the end (delta: 48.5 MB). Peak memory consumption was 48.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 26045.04 ms. Allocated memory was 238.0 MB in the beginning and 321.9 MB in the end (delta: 83.9 MB). Free memory was 121.9 MB in the beginning and 183.1 MB in the end (delta: -61.2 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 23.5s, 153 ProgramPointsBefore, 45 ProgramPointsAfterwards, 157 TransitionsBefore, 44 TransitionsAfterwards, 4004 CoEnabledTransitionPairs, 8 FixpointIterations, 66 TrivialSequentialCompositions, 69 ConcurrentSequentialCompositions, 4 TrivialYvCompositions, 23 ConcurrentYvCompositions, 5 ChoiceCompositions, 2219 VarBasedMoverChecksPositive, 41 VarBasedMoverChecksNegative, 7 SemBasedMoverChecksPositive, 50 SemBasedMoverChecksNegative, 7 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 15.7s, 0 MoverChecksTotal, 8239 CheckedPairsTotal, 162 TotalNumberOfCompositions - CounterExampleResult [Line: 1682]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L1683] 0 pthread_t t1,t2; [L1731] 0 return 0; [L1737] 0 int ret = my_drv_init(); [L1738] COND TRUE 0 ret==0 [L1739] 0 int probe_ret; [L1740] 0 struct my_data data; [L1706] 0 struct device *d = &data->dev; [L1708] 0 data->shared.a = 0 [L1709] 0 data->shared.b = 0 [L1710] 0 int res = __VERIFIER_nondet_int(); [L1711] COND FALSE 0 !(\read(res)) [L1713] FCALL, FORK 0 pthread_create(&t1, ((void *)0), my_callback, (void *)d) VAL [arg={7:24}, t1={6:0}, t2={5:0}] [L1696] 1 struct device *dev = (struct device*)arg; [L1697] 1 struct my_data *data; [L1698] 1 const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); [L1698] 1 data = ({ const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); (struct my_data *)( (char *)__mptr - ((unsigned long) &((struct my_data *)0)->dev) );}) [L1700] 1 data->shared.a = 1 VAL [__mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={6:0}, t2={5:0}] [L1701] EXPR 1 data->shared.b VAL [__mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, data->shared.b=0, dev={7:24}, t1={6:0}, t2={5:0}] [L1701] 1 data->shared.b = data->shared.b + 1 [L1703] 1 return 0; [L1714] FCALL, FORK 0 pthread_create(&t2, ((void *)0), my_callback, (void *)d) VAL [\result={0:0}, __mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={6:0}, t2={5:0}] [L1696] 2 struct device *dev = (struct device*)arg; [L1697] 2 struct my_data *data; [L1698] 2 const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); [L1698] 2 data = ({ const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); (struct my_data *)( (char *)__mptr - ((unsigned long) &((struct my_data *)0)->dev) );}) [L1715] 0 return 0; [L1741] 0 probe_ret = my_drv_probe(&data) VAL [\result={0:0}, __mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={6:0}, t2={5:0}] [L1742] COND TRUE 0 probe_ret==0 [L1721] 0 void *status; [L1722] 0 \read(t1) VAL [\result={0:0}, __mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={6:0}, t2={5:0}] [L1722] FCALL, JOIN 1 pthread_join(t1, &status) VAL [\result={0:0}, __mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={6:0}, t2={5:0}] [L1723] 0 data->shared.a = 3 VAL [\result={0:0}, __mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={6:0}, t2={5:0}] [L1700] 2 data->shared.a = 1 VAL [\result={0:0}, __mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={6:0}, t2={5:0}] [L1724] 0 data->shared.b = 3 VAL [\result={0:0}, __mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={6:0}, t2={5:0}] [L1725] 0 data->shared.a [L1682] COND TRUE 0 !expression [L1682] 0 __VERIFIER_error() VAL [\result={0:0}, __mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={6:0}, t2={5:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 132 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 25.8s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 23.6s, HoareTripleCheckerStatistics: 183 SDtfs, 82 SDslu, 100 SDs, 0 SdLazy, 173 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=554occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 186 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 71 NumberOfCodeBlocks, 71 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 48 ConstructedInterpolants, 0 QuantifiedInterpolants, 1470 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...