/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -i ../../../trunk/examples/concurrent/pthreads/globalVariableMultipleThreads.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c1f4b5c [2019-12-17 10:59:13,382 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-17 10:59:13,384 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-17 10:59:13,396 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-17 10:59:13,397 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-17 10:59:13,398 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-17 10:59:13,399 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-17 10:59:13,401 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-17 10:59:13,403 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-17 10:59:13,404 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-17 10:59:13,405 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-17 10:59:13,409 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-17 10:59:13,409 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-17 10:59:13,410 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-17 10:59:13,412 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-17 10:59:13,413 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-17 10:59:13,413 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-17 10:59:13,414 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-17 10:59:13,416 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-17 10:59:13,418 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-17 10:59:13,419 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-17 10:59:13,420 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-17 10:59:13,421 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-17 10:59:13,422 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-17 10:59:13,424 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-17 10:59:13,424 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-17 10:59:13,424 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-17 10:59:13,425 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-17 10:59:13,425 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-17 10:59:13,426 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-17 10:59:13,427 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-17 10:59:13,427 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-17 10:59:13,428 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-17 10:59:13,429 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-17 10:59:13,430 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-17 10:59:13,430 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-17 10:59:13,431 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-17 10:59:13,431 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-17 10:59:13,431 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-17 10:59:13,432 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-17 10:59:13,433 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-17 10:59:13,434 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2019-12-17 10:59:13,447 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-17 10:59:13,448 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-17 10:59:13,449 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-17 10:59:13,449 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-17 10:59:13,449 INFO L138 SettingsManager]: * Use SBE=true [2019-12-17 10:59:13,449 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-17 10:59:13,450 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-17 10:59:13,450 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-17 10:59:13,450 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-17 10:59:13,450 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-17 10:59:13,451 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-17 10:59:13,451 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-17 10:59:13,451 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-17 10:59:13,451 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-17 10:59:13,451 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-17 10:59:13,451 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-17 10:59:13,452 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-17 10:59:13,452 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-17 10:59:13,452 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-17 10:59:13,452 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-17 10:59:13,452 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-17 10:59:13,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-17 10:59:13,453 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-17 10:59:13,453 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-17 10:59:13,453 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-17 10:59:13,454 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-17 10:59:13,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-17 10:59:13,454 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2019-12-17 10:59:13,454 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=FINITE_AUTOMATA [2019-12-17 10:59:13,454 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-17 10:59:13,455 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-17 10:59:13,765 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-17 10:59:13,778 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-17 10:59:13,782 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-17 10:59:13,783 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-17 10:59:13,784 INFO L275 PluginConnector]: CDTParser initialized [2019-12-17 10:59:13,785 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/globalVariableMultipleThreads.c [2019-12-17 10:59:13,863 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb8a7b6e5/556ad3ec2518493298bd073be29b7e1e/FLAGe8f5a73e9 [2019-12-17 10:59:14,318 INFO L306 CDTParser]: Found 1 translation units. [2019-12-17 10:59:14,318 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/globalVariableMultipleThreads.c [2019-12-17 10:59:14,319 WARN L117 ultiparseSymbolTable]: System include stdio.h could not be resolved by CDT -- only built-in system includes are available. [2019-12-17 10:59:14,319 WARN L117 ultiparseSymbolTable]: System include stdlib.h could not be resolved by CDT -- only built-in system includes are available. [2019-12-17 10:59:14,319 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2019-12-17 10:59:14,361 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb8a7b6e5/556ad3ec2518493298bd073be29b7e1e/FLAGe8f5a73e9 [2019-12-17 10:59:14,698 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb8a7b6e5/556ad3ec2518493298bd073be29b7e1e [2019-12-17 10:59:14,708 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-17 10:59:14,709 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-17 10:59:14,710 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-17 10:59:14,711 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-17 10:59:14,715 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-17 10:59:14,716 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 10:59:14" (1/1) ... [2019-12-17 10:59:14,720 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8778129 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:59:14, skipping insertion in model container [2019-12-17 10:59:14,720 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 10:59:14" (1/1) ... [2019-12-17 10:59:14,729 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-17 10:59:14,750 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-17 10:59:14,929 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-17 10:59:15,020 INFO L203 MainTranslator]: Completed pre-run [2019-12-17 10:59:15,037 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-17 10:59:15,052 INFO L208 MainTranslator]: Completed translation [2019-12-17 10:59:15,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:59:15 WrapperNode [2019-12-17 10:59:15,052 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-17 10:59:15,053 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-17 10:59:15,053 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-17 10:59:15,053 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-17 10:59:15,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:59:15" (1/1) ... [2019-12-17 10:59:15,068 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:59:15" (1/1) ... [2019-12-17 10:59:15,088 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-17 10:59:15,088 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-17 10:59:15,088 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-17 10:59:15,089 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-17 10:59:15,096 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:59:15" (1/1) ... [2019-12-17 10:59:15,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:59:15" (1/1) ... [2019-12-17 10:59:15,098 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:59:15" (1/1) ... [2019-12-17 10:59:15,099 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:59:15" (1/1) ... [2019-12-17 10:59:15,109 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:59:15" (1/1) ... [2019-12-17 10:59:15,114 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:59:15" (1/1) ... [2019-12-17 10:59:15,115 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:59:15" (1/1) ... [2019-12-17 10:59:15,117 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-17 10:59:15,117 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-17 10:59:15,118 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-17 10:59:15,118 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-17 10:59:15,119 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:59:15" (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 [2019-12-17 10:59:15,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-17 10:59:15,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-17 10:59:15,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-17 10:59:15,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-17 10:59:15,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-17 10:59:15,171 INFO L130 BoogieDeclarations]: Found specification of procedure myThread [2019-12-17 10:59:15,171 INFO L138 BoogieDeclarations]: Found implementation of procedure myThread [2019-12-17 10:59:15,171 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-17 10:59:15,173 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-17 10:59:15,462 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-17 10:59:15,463 INFO L287 CfgBuilder]: Removed 5 assume(true) statements. [2019-12-17 10:59:15,464 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 10:59:15 BoogieIcfgContainer [2019-12-17 10:59:15,464 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-17 10:59:15,465 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-17 10:59:15,465 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-17 10:59:15,468 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-17 10:59:15,469 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.12 10:59:14" (1/3) ... [2019-12-17 10:59:15,470 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17695661 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 10:59:15, skipping insertion in model container [2019-12-17 10:59:15,470 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:59:15" (2/3) ... [2019-12-17 10:59:15,470 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17695661 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 10:59:15, skipping insertion in model container [2019-12-17 10:59:15,470 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 10:59:15" (3/3) ... [2019-12-17 10:59:15,472 INFO L109 eAbstractionObserver]: Analyzing ICFG globalVariableMultipleThreads.c [2019-12-17 10:59:15,483 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-17 10:59:15,483 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-17 10:59:15,491 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-17 10:59:15,492 INFO L339 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-17 10:59:15,530 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,530 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,531 WARN L315 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,531 WARN L315 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,531 WARN L315 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,532 WARN L315 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,532 WARN L315 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,532 WARN L315 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,532 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,534 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,534 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,534 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,535 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,535 WARN L315 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,535 WARN L315 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,535 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,538 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,539 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,539 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,539 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,540 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,552 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,553 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,553 WARN L315 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,553 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,554 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,554 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,554 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,554 WARN L315 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,554 WARN L315 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,555 WARN L315 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,555 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,555 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,590 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-17 10:59:15,612 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-17 10:59:15,612 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-17 10:59:15,612 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-17 10:59:15,612 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-17 10:59:15,613 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-17 10:59:15,613 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-17 10:59:15,613 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-17 10:59:15,613 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-17 10:59:15,625 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 58 places, 56 transitions [2019-12-17 10:59:15,669 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 343 states. [2019-12-17 10:59:15,671 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states. [2019-12-17 10:59:15,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-17 10:59:15,682 INFO L403 BasicCegarLoop]: Found error trace [2019-12-17 10:59:15,683 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-17 10:59:15,684 INFO L410 AbstractCegarLoop]: === Iteration 1 === [myThreadErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, myThreadErr0ASSERT_VIOLATIONASSERT]=== [2019-12-17 10:59:15,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-17 10:59:15,690 INFO L82 PathProgramCache]: Analyzing trace with hash -810443521, now seen corresponding path program 1 times [2019-12-17 10:59:15,697 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-17 10:59:15,697 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731627942] [2019-12-17 10:59:15,698 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-17 10:59:15,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-17 10:59:15,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-17 10:59:15,892 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-17 10:59:15,892 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-17 10:59:15,893 WARN L362 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increast this number and restart the analysis [2019-12-17 10:59:15,893 INFO L339 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2019-12-17 10:59:15,909 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,909 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,909 WARN L315 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,910 WARN L315 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,910 WARN L315 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,910 WARN L315 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,910 WARN L315 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,911 WARN L315 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,911 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,911 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,912 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,912 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,912 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,913 WARN L315 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,913 WARN L315 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,913 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,914 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,914 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,914 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,914 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,915 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,916 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,916 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,916 WARN L315 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,916 WARN L315 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,917 WARN L315 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,917 WARN L315 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,917 WARN L315 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,917 WARN L315 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,917 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,918 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,918 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,918 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,919 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,919 WARN L315 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,919 WARN L315 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,919 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,920 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,920 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,920 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,920 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,921 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,922 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,922 WARN L315 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,922 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,922 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,923 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,923 WARN L315 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,923 WARN L315 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,923 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,924 WARN L315 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,924 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,924 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,924 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,934 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,935 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,935 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,935 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,936 WARN L315 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,937 WARN L315 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,937 WARN L315 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,937 WARN L315 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,937 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,938 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,938 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,938 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:15,944 INFO L249 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-12-17 10:59:15,945 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-17 10:59:15,945 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-17 10:59:15,945 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-17 10:59:15,945 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-17 10:59:15,945 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-17 10:59:15,946 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-17 10:59:15,946 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-17 10:59:15,946 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-17 10:59:15,950 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 81 places, 78 transitions [2019-12-17 10:59:16,428 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 7315 states. [2019-12-17 10:59:16,428 INFO L276 IsEmpty]: Start isEmpty. Operand 7315 states. [2019-12-17 10:59:16,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-17 10:59:16,445 INFO L403 BasicCegarLoop]: Found error trace [2019-12-17 10:59:16,446 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-17 10:59:16,446 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, myThreadErr0ASSERT_VIOLATIONASSERT, myThreadErr0ASSERT_VIOLATIONASSERT, myThreadErr0ASSERT_VIOLATIONASSERT]=== [2019-12-17 10:59:16,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-17 10:59:16,446 INFO L82 PathProgramCache]: Analyzing trace with hash -1755745937, now seen corresponding path program 1 times [2019-12-17 10:59:16,447 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-17 10:59:16,448 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [707521644] [2019-12-17 10:59:16,448 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-17 10:59:16,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-17 10:59:16,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-17 10:59:16,677 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [707521644] [2019-12-17 10:59:16,678 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-17 10:59:16,678 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-17 10:59:16,678 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052635831] [2019-12-17 10:59:16,683 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-17 10:59:16,684 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-17 10:59:16,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-17 10:59:16,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-12-17 10:59:16,701 INFO L87 Difference]: Start difference. First operand 7315 states. Second operand 5 states. [2019-12-17 10:59:16,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-17 10:59:16,929 INFO L93 Difference]: Finished difference Result 8351 states and 22386 transitions. [2019-12-17 10:59:16,930 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-17 10:59:16,931 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2019-12-17 10:59:16,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-17 10:59:17,008 INFO L225 Difference]: With dead ends: 8351 [2019-12-17 10:59:17,008 INFO L226 Difference]: Without dead ends: 8051 [2019-12-17 10:59:17,010 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-12-17 10:59:17,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8051 states. [2019-12-17 10:59:17,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8051 to 7349. [2019-12-17 10:59:17,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7349 states. [2019-12-17 10:59:17,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7349 states to 7349 states and 20157 transitions. [2019-12-17 10:59:17,482 INFO L78 Accepts]: Start accepts. Automaton has 7349 states and 20157 transitions. Word has length 34 [2019-12-17 10:59:17,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-17 10:59:17,485 INFO L462 AbstractCegarLoop]: Abstraction has 7349 states and 20157 transitions. [2019-12-17 10:59:17,485 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-17 10:59:17,485 INFO L276 IsEmpty]: Start isEmpty. Operand 7349 states and 20157 transitions. [2019-12-17 10:59:17,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-17 10:59:17,490 INFO L403 BasicCegarLoop]: Found error trace [2019-12-17 10:59:17,490 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-17 10:59:17,491 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, myThreadErr0ASSERT_VIOLATIONASSERT, myThreadErr0ASSERT_VIOLATIONASSERT, myThreadErr0ASSERT_VIOLATIONASSERT]=== [2019-12-17 10:59:17,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-17 10:59:17,491 INFO L82 PathProgramCache]: Analyzing trace with hash 1932871524, now seen corresponding path program 1 times [2019-12-17 10:59:17,491 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-17 10:59:17,492 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1942061776] [2019-12-17 10:59:17,492 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-17 10:59:17,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-17 10:59:17,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-17 10:59:17,606 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-17 10:59:17,607 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-17 10:59:17,609 WARN L362 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increast this number and restart the analysis [2019-12-17 10:59:17,609 INFO L339 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2019-12-17 10:59:17,631 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,632 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,632 WARN L315 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,632 WARN L315 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,632 WARN L315 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,632 WARN L315 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,633 WARN L315 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,633 WARN L315 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,633 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,633 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,634 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,634 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,634 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,634 WARN L315 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,634 WARN L315 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,634 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,635 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,635 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,635 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,636 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,636 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,639 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,639 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,640 WARN L315 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,640 WARN L315 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,641 WARN L315 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,642 WARN L315 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,642 WARN L315 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,642 WARN L315 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,642 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,643 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,643 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,643 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,644 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,644 WARN L315 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,644 WARN L315 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,644 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,648 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,651 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,651 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,652 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,656 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,656 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,657 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,658 WARN L315 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,658 WARN L315 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,666 WARN L315 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,666 WARN L315 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,666 WARN L315 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,667 WARN L315 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,667 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,667 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,667 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,667 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,668 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,668 WARN L315 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,668 WARN L315 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,668 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,668 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,669 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,670 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,670 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,670 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,671 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,671 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,671 WARN L315 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,672 WARN L315 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,672 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,672 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,672 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,673 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,673 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,673 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,673 WARN L315 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,673 WARN L315 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,681 WARN L315 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,682 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,682 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,682 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,682 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,682 WARN L315 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,682 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,683 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,683 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,683 WARN L315 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,683 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,683 WARN L315 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,686 WARN L315 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,686 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,686 WARN L315 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,686 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,686 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,687 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,687 WARN L315 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,687 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,687 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,687 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,688 WARN L315 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,688 WARN L315 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:17,696 INFO L249 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2019-12-17 10:59:17,696 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-17 10:59:17,696 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-17 10:59:17,696 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-17 10:59:17,697 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-17 10:59:17,697 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-17 10:59:17,697 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-17 10:59:17,697 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-17 10:59:17,697 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-17 10:59:17,700 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 104 places, 100 transitions [2019-12-17 10:59:57,981 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 157696 states. [2019-12-17 10:59:57,981 INFO L276 IsEmpty]: Start isEmpty. Operand 157696 states. [2019-12-17 10:59:57,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-17 10:59:57,982 INFO L403 BasicCegarLoop]: Found error trace [2019-12-17 10:59:57,983 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-17 10:59:57,983 INFO L410 AbstractCegarLoop]: === Iteration 1 === [myThreadErr0ASSERT_VIOLATIONASSERT, myThreadErr0ASSERT_VIOLATIONASSERT, myThreadErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, myThreadErr0ASSERT_VIOLATIONASSERT]=== [2019-12-17 10:59:57,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-17 10:59:57,983 INFO L82 PathProgramCache]: Analyzing trace with hash 859996035, now seen corresponding path program 1 times [2019-12-17 10:59:57,984 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-17 10:59:57,984 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900824866] [2019-12-17 10:59:57,984 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-17 10:59:58,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-17 10:59:58,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-17 10:59:58,046 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900824866] [2019-12-17 10:59:58,046 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-17 10:59:58,046 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-17 10:59:58,047 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953780242] [2019-12-17 10:59:58,047 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-17 10:59:58,047 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-17 10:59:58,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-17 10:59:58,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-12-17 10:59:58,048 INFO L87 Difference]: Start difference. First operand 157696 states. Second operand 5 states. [2019-12-17 10:59:59,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-17 10:59:59,544 INFO L93 Difference]: Finished difference Result 202645 states and 721571 transitions. [2019-12-17 10:59:59,544 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-17 10:59:59,545 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2019-12-17 10:59:59,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-17 11:00:00,484 INFO L225 Difference]: With dead ends: 202645 [2019-12-17 11:00:00,484 INFO L226 Difference]: Without dead ends: 199729 [2019-12-17 11:00:00,485 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-12-17 11:00:12,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199729 states. [2019-12-17 11:00:16,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199729 to 178570. [2019-12-17 11:00:16,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 178570 states. [2019-12-17 11:00:16,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178570 states to 178570 states and 647134 transitions. [2019-12-17 11:00:16,961 INFO L78 Accepts]: Start accepts. Automaton has 178570 states and 647134 transitions. Word has length 34 [2019-12-17 11:00:16,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-17 11:00:16,961 INFO L462 AbstractCegarLoop]: Abstraction has 178570 states and 647134 transitions. [2019-12-17 11:00:16,961 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-17 11:00:16,961 INFO L276 IsEmpty]: Start isEmpty. Operand 178570 states and 647134 transitions. [2019-12-17 11:00:16,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-17 11:00:16,974 INFO L403 BasicCegarLoop]: Found error trace [2019-12-17 11:00:16,975 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-17 11:00:16,975 INFO L410 AbstractCegarLoop]: === Iteration 2 === [myThreadErr0ASSERT_VIOLATIONASSERT, myThreadErr0ASSERT_VIOLATIONASSERT, myThreadErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, myThreadErr0ASSERT_VIOLATIONASSERT]=== [2019-12-17 11:00:16,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-17 11:00:16,976 INFO L82 PathProgramCache]: Analyzing trace with hash 1823257242, now seen corresponding path program 1 times [2019-12-17 11:00:16,976 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-17 11:00:16,976 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296550054] [2019-12-17 11:00:16,976 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-17 11:00:16,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-17 11:00:17,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-17 11:00:17,022 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-17 11:00:17,022 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-17 11:00:17,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.12 11:00:17 BasicIcfg [2019-12-17 11:00:17,107 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-17 11:00:17,112 INFO L168 Benchmark]: Toolchain (without parser) took 62400.23 ms. Allocated memory was 143.7 MB in the beginning and 2.8 GB in the end (delta: 2.7 GB). Free memory was 99.4 MB in the beginning and 979.1 MB in the end (delta: -879.7 MB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. [2019-12-17 11:00:17,113 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 143.7 MB. Free memory was 120.0 MB in the beginning and 119.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-12-17 11:00:17,114 INFO L168 Benchmark]: CACSL2BoogieTranslator took 341.96 ms. Allocated memory was 143.7 MB in the beginning and 201.3 MB in the end (delta: 57.7 MB). Free memory was 99.0 MB in the beginning and 178.6 MB in the end (delta: -79.6 MB). Peak memory consumption was 17.8 MB. Max. memory is 7.1 GB. [2019-12-17 11:00:17,116 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.21 ms. Allocated memory is still 201.3 MB. Free memory was 178.6 MB in the beginning and 177.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-12-17 11:00:17,118 INFO L168 Benchmark]: Boogie Preprocessor took 28.80 ms. Allocated memory is still 201.3 MB. Free memory was 177.2 MB in the beginning and 175.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-12-17 11:00:17,119 INFO L168 Benchmark]: RCFGBuilder took 347.07 ms. Allocated memory is still 201.3 MB. Free memory was 175.9 MB in the beginning and 158.3 MB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 7.1 GB. [2019-12-17 11:00:17,123 INFO L168 Benchmark]: TraceAbstraction took 61642.25 ms. Allocated memory was 201.3 MB in the beginning and 2.8 GB in the end (delta: 2.6 GB). Free memory was 157.7 MB in the beginning and 979.1 MB in the end (delta: -821.4 MB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. [2019-12-17 11:00:17,130 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 143.7 MB. Free memory was 120.0 MB in the beginning and 119.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 341.96 ms. Allocated memory was 143.7 MB in the beginning and 201.3 MB in the end (delta: 57.7 MB). Free memory was 99.0 MB in the beginning and 178.6 MB in the end (delta: -79.6 MB). Peak memory consumption was 17.8 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 35.21 ms. Allocated memory is still 201.3 MB. Free memory was 178.6 MB in the beginning and 177.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 28.80 ms. Allocated memory is still 201.3 MB. Free memory was 177.2 MB in the beginning and 175.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 347.07 ms. Allocated memory is still 201.3 MB. Free memory was 175.9 MB in the beginning and 158.3 MB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 61642.25 ms. Allocated memory was 201.3 MB in the beginning and 2.8 GB in the end (delta: 2.6 GB). Free memory was 157.7 MB in the beginning and 979.1 MB in the end (delta: -821.4 MB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 25]: assertion can be violated assertion can be violated We found a FailurePath: [L15] 0 int g = 0; VAL [g=0] [L21] 0 static int s = 0; VAL [g=0, s=0] [L30] 0 int i; VAL [g=0, s=0] [L31] 0 pthread_t tid; VAL [g=0, s=0] [L34] 0 i = 0 VAL [g=0, s=0] [L34] EXPR 0 \read(i) VAL [g=0, s=0] [L34] COND TRUE 0 i < 3 VAL [g=0, s=0] [L35] FCALL, FORK 0 pthread_create(&tid, NULL, myThread, (void *)&i) VAL [g=0, s=0, vargp={5:0}] [L34] EXPR 0 \read(i) VAL [g=0, s=0, vargp={5:0}] [L34] 0 i++ VAL [g=0, s=0, vargp={5:0}] [L34] EXPR 0 \read(i) VAL [g=0, s=0, vargp={5:0}] [L34] COND TRUE 0 i < 3 VAL [g=0, s=0, vargp={5:0}] [L35] FCALL, FORK 0 pthread_create(&tid, NULL, myThread, (void *)&i) VAL [g=0, s=0, vargp={5:0}] [L20] 2 int *myid = (int *)vargp; VAL [g=0, myid={5:0}, s=0, vargp={5:0}, vargp={5:0}] [L22] 2 ++s VAL [g=0, myid={5:0}, s=1, vargp={5:0}, vargp={5:0}] [L22] 2 ++g VAL [g=1, myid={5:0}, s=1, vargp={5:0}, vargp={5:0}] [L24] 2 \read(*myid) VAL [\read(*myid)=1, g=1, myid={5:0}, s=1, vargp={5:0}, vargp={5:0}] [L24] 2 ++s VAL [++s=2, \read(*myid)=1, g=1, myid={5:0}, s=2, vargp={5:0}, vargp={5:0}] [L24] 2 ++g VAL [++g=2, ++s=2, \read(*myid)=1, g=2, myid={5:0}, s=2, vargp={5:0}, vargp={5:0}] [L20] 1 int *myid = (int *)vargp; VAL [g=2, myid={5:0}, s=2, vargp={5:0}, vargp={5:0}] [L22] 1 ++s VAL [++s=3, g=2, myid={5:0}, s=3, vargp={5:0}, vargp={5:0}] [L25] 2 CodeAnnotStmt[Assertion] VAL [++s=3, g=2, myid={5:0}, s=3, vargp={5:0}, vargp={5:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 55 locations, 1 error locations. Result: UNSAFE, OverallTime: 59.3s, OverallIterations: 2, TraceHistogramMax: 2, AutomataDifference: 2.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 84 SDtfs, 150 SDslu, 221 SDs, 0 SdLazy, 66 SolverSat, 14 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=178570occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 16.4s AutomataMinimizationTime, 1 MinimizatonAttempts, 21159 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 83 NumberOfCodeBlocks, 83 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 33 ConstructedInterpolants, 0 QuantifiedInterpolants, 2937 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 proved your program to be incorrect! Received shutdown request...