/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/pthreadExitNull-safe.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c1f4b5c [2019-12-17 10:59:16,939 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-17 10:59:16,941 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-17 10:59:16,953 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-17 10:59:16,953 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-17 10:59:16,954 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-17 10:59:16,956 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-17 10:59:16,957 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-17 10:59:16,959 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-17 10:59:16,960 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-17 10:59:16,961 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-17 10:59:16,962 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-17 10:59:16,962 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-17 10:59:16,963 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-17 10:59:16,964 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-17 10:59:16,965 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-17 10:59:16,965 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-17 10:59:16,966 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-17 10:59:16,968 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-17 10:59:16,970 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-17 10:59:16,971 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-17 10:59:16,972 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-17 10:59:16,974 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-17 10:59:16,974 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-17 10:59:16,977 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-17 10:59:16,977 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-17 10:59:16,977 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-17 10:59:16,978 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-17 10:59:16,978 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-17 10:59:16,979 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-17 10:59:16,980 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-17 10:59:16,980 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-17 10:59:16,981 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-17 10:59:16,982 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-17 10:59:16,983 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-17 10:59:16,983 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-17 10:59:16,984 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-17 10:59:16,984 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-17 10:59:16,984 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-17 10:59:16,985 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-17 10:59:16,985 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-17 10:59:16,986 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 10:59:17,001 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-17 10:59:17,001 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-17 10:59:17,002 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-17 10:59:17,003 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-17 10:59:17,003 INFO L138 SettingsManager]: * Use SBE=true [2019-12-17 10:59:17,003 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-17 10:59:17,003 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-17 10:59:17,004 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-17 10:59:17,004 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-17 10:59:17,004 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-17 10:59:17,004 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-17 10:59:17,004 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-17 10:59:17,005 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-17 10:59:17,005 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-17 10:59:17,005 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-17 10:59:17,005 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-17 10:59:17,005 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-17 10:59:17,006 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-17 10:59:17,006 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-17 10:59:17,006 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-17 10:59:17,006 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-17 10:59:17,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-17 10:59:17,007 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-17 10:59:17,007 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-17 10:59:17,007 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-17 10:59:17,007 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-17 10:59:17,007 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-17 10:59:17,008 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2019-12-17 10:59:17,008 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=FINITE_AUTOMATA [2019-12-17 10:59:17,008 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-17 10:59:17,008 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-17 10:59:17,320 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-17 10:59:17,337 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-17 10:59:17,341 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-17 10:59:17,343 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-17 10:59:17,343 INFO L275 PluginConnector]: CDTParser initialized [2019-12-17 10:59:17,344 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/pthreadExitNull-safe.c [2019-12-17 10:59:17,422 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01055f813/a8c40e28771b4a8481ff9a21627f894b/FLAG7d22add9c [2019-12-17 10:59:17,854 INFO L306 CDTParser]: Found 1 translation units. [2019-12-17 10:59:17,855 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/pthreadExitNull-safe.c [2019-12-17 10:59:17,855 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2019-12-17 10:59:17,855 WARN L117 ultiparseSymbolTable]: System include stdio.h could not be resolved by CDT -- only built-in system includes are available. [2019-12-17 10:59:17,890 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01055f813/a8c40e28771b4a8481ff9a21627f894b/FLAG7d22add9c [2019-12-17 10:59:18,227 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01055f813/a8c40e28771b4a8481ff9a21627f894b [2019-12-17 10:59:18,236 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-17 10:59:18,241 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-17 10:59:18,242 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-17 10:59:18,243 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-17 10:59:18,246 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-17 10:59:18,247 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 10:59:18" (1/1) ... [2019-12-17 10:59:18,250 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67684aa2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:59:18, skipping insertion in model container [2019-12-17 10:59:18,250 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 10:59:18" (1/1) ... [2019-12-17 10:59:18,258 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-17 10:59:18,275 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-17 10:59:18,464 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-17 10:59:18,476 INFO L203 MainTranslator]: Completed pre-run [2019-12-17 10:59:18,491 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-17 10:59:18,583 INFO L208 MainTranslator]: Completed translation [2019-12-17 10:59:18,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:59:18 WrapperNode [2019-12-17 10:59:18,584 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-17 10:59:18,584 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-17 10:59:18,585 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-17 10:59:18,585 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-17 10:59:18,594 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:59:18" (1/1) ... [2019-12-17 10:59:18,603 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:59:18" (1/1) ... [2019-12-17 10:59:18,619 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-17 10:59:18,619 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-17 10:59:18,619 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-17 10:59:18,620 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-17 10:59:18,626 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:59:18" (1/1) ... [2019-12-17 10:59:18,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:59:18" (1/1) ... [2019-12-17 10:59:18,628 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:59:18" (1/1) ... [2019-12-17 10:59:18,628 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:59:18" (1/1) ... [2019-12-17 10:59:18,632 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:59:18" (1/1) ... [2019-12-17 10:59:18,634 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:59:18" (1/1) ... [2019-12-17 10:59:18,635 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:59:18" (1/1) ... [2019-12-17 10:59:18,636 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-17 10:59:18,637 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-17 10:59:18,637 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-17 10:59:18,637 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-17 10:59:18,640 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:59:18" (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 10:59:18,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-17 10:59:18,698 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-12-17 10:59:18,699 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-12-17 10:59:18,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-17 10:59:18,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-17 10:59:18,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-17 10:59:18,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-17 10:59:18,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-17 10:59:18,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-17 10:59:18,702 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 10:59:18,924 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-17 10:59:18,924 INFO L287 CfgBuilder]: Removed 4 assume(true) statements. [2019-12-17 10:59:18,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 10:59:18 BoogieIcfgContainer [2019-12-17 10:59:18,926 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-17 10:59:18,928 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-17 10:59:18,936 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-17 10:59:18,946 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-17 10:59:18,946 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.12 10:59:18" (1/3) ... [2019-12-17 10:59:18,947 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69aac85d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 10:59:18, skipping insertion in model container [2019-12-17 10:59:18,947 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:59:18" (2/3) ... [2019-12-17 10:59:18,948 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69aac85d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 10:59:18, skipping insertion in model container [2019-12-17 10:59:18,948 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 10:59:18" (3/3) ... [2019-12-17 10:59:18,953 INFO L109 eAbstractionObserver]: Analyzing ICFG pthreadExitNull-safe.c [2019-12-17 10:59:18,976 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-17 10:59:18,977 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-17 10:59:18,990 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2019-12-17 10:59:18,991 INFO L339 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-17 10:59:19,020 WARN L315 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:19,020 WARN L315 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:19,020 WARN L315 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~n.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:19,020 WARN L315 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~n.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:19,021 WARN L315 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~n.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:19,021 WARN L315 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~n.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:19,021 WARN L315 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~ret~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:19,021 WARN L315 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~ret~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:19,022 WARN L315 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~ret~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:19,022 WARN L315 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~ret~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:19,022 WARN L315 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:19,022 WARN L315 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:19,023 WARN L315 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:19,023 WARN L315 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~ret~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:19,023 WARN L315 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~ret~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:19,023 WARN L315 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:19,024 WARN L315 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:19,024 WARN L315 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:19,024 WARN L315 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:19,024 WARN L315 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:19,028 WARN L315 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~n.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:19,028 WARN L315 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~ret~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:19,028 WARN L315 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~n.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:19,029 WARN L315 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:19,029 WARN L315 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:19,029 WARN L315 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:19,029 WARN L315 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~ret~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:19,029 WARN L315 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:59:19,057 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-17 10:59:19,091 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-17 10:59:19,091 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-17 10:59:19,091 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-17 10:59:19,091 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-17 10:59:19,091 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-17 10:59:19,092 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-17 10:59:19,092 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-17 10:59:19,092 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-17 10:59:19,113 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 35 places, 31 transitions [2019-12-17 10:59:19,135 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 49 states. [2019-12-17 10:59:19,138 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states. [2019-12-17 10:59:19,145 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-17 10:59:19,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.12 10:59:19 BasicIcfg [2019-12-17 10:59:19,149 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-17 10:59:19,152 INFO L168 Benchmark]: Toolchain (without parser) took 913.19 ms. Allocated memory was 137.9 MB in the beginning and 201.3 MB in the end (delta: 63.4 MB). Free memory was 101.1 MB in the beginning and 151.9 MB in the end (delta: -50.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 7.1 GB. [2019-12-17 10:59:19,153 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 137.9 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-12-17 10:59:19,155 INFO L168 Benchmark]: CACSL2BoogieTranslator took 341.54 ms. Allocated memory was 137.9 MB in the beginning and 201.3 MB in the end (delta: 63.4 MB). Free memory was 100.6 MB in the beginning and 180.2 MB in the end (delta: -79.5 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. [2019-12-17 10:59:19,156 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.79 ms. Allocated memory is still 201.3 MB. Free memory was 180.2 MB in the beginning and 178.7 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 7.1 GB. [2019-12-17 10:59:19,156 INFO L168 Benchmark]: Boogie Preprocessor took 17.25 ms. Allocated memory is still 201.3 MB. Free memory was 178.7 MB in the beginning and 177.4 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. [2019-12-17 10:59:19,157 INFO L168 Benchmark]: RCFGBuilder took 289.49 ms. Allocated memory is still 201.3 MB. Free memory was 177.4 MB in the beginning and 162.8 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 7.1 GB. [2019-12-17 10:59:19,158 INFO L168 Benchmark]: TraceAbstraction took 220.73 ms. Allocated memory is still 201.3 MB. Free memory was 162.2 MB in the beginning and 151.9 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. [2019-12-17 10:59:19,164 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 137.9 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 341.54 ms. Allocated memory was 137.9 MB in the beginning and 201.3 MB in the end (delta: 63.4 MB). Free memory was 100.6 MB in the beginning and 180.2 MB in the end (delta: -79.5 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 34.79 ms. Allocated memory is still 201.3 MB. Free memory was 180.2 MB in the beginning and 178.7 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 17.25 ms. Allocated memory is still 201.3 MB. Free memory was 178.7 MB in the beginning and 177.4 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 289.49 ms. Allocated memory is still 201.3 MB. Free memory was 177.4 MB in the beginning and 162.8 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 220.73 ms. Allocated memory is still 201.3 MB. Free memory was 162.2 MB in the beginning and 151.9 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 32 locations, 0 error locations. Result: SAFE, OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=49occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...