/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe.epf -i ../../../trunk/examples/concurrent/pthreads/pthreadJoinCorrectThreadId.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c1f4b5c [2019-12-17 10:53:05,766 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-17 10:53:05,769 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-17 10:53:05,787 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-17 10:53:05,787 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-17 10:53:05,789 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-17 10:53:05,791 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-17 10:53:05,799 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-17 10:53:05,804 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-17 10:53:05,805 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-17 10:53:05,806 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-17 10:53:05,809 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-17 10:53:05,809 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-17 10:53:05,811 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-17 10:53:05,814 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-17 10:53:05,817 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-17 10:53:05,818 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-17 10:53:05,819 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-17 10:53:05,820 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-17 10:53:05,825 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-17 10:53:05,830 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-17 10:53:05,834 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-17 10:53:05,835 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-17 10:53:05,836 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-17 10:53:05,838 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-17 10:53:05,838 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-17 10:53:05,838 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-17 10:53:05,840 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-17 10:53:05,841 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-17 10:53:05,842 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-17 10:53:05,842 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-17 10:53:05,844 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-17 10:53:05,845 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-17 10:53:05,846 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-17 10:53:05,847 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-17 10:53:05,848 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-17 10:53:05,848 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-17 10:53:05,849 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-17 10:53:05,849 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-17 10:53:05,850 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-17 10:53:05,851 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-17 10:53:05,852 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe.epf [2019-12-17 10:53:05,887 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-17 10:53:05,887 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-17 10:53:05,888 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-17 10:53:05,889 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-17 10:53:05,889 INFO L138 SettingsManager]: * Use SBE=true [2019-12-17 10:53:05,889 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-17 10:53:05,889 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-17 10:53:05,889 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-17 10:53:05,890 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-17 10:53:05,890 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-17 10:53:05,890 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-17 10:53:05,890 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-17 10:53:05,890 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-17 10:53:05,890 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-17 10:53:05,891 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-17 10:53:05,894 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-17 10:53:05,894 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-17 10:53:05,894 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-17 10:53:05,895 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-17 10:53:05,895 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-17 10:53:05,895 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-17 10:53:05,895 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-17 10:53:05,895 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-17 10:53:05,896 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-17 10:53:05,898 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-17 10:53:05,899 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-17 10:53:05,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-17 10:53:05,899 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=FINITE_AUTOMATA [2019-12-17 10:53:05,899 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-17 10:53:05,899 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-17 10:53:06,186 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-17 10:53:06,199 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-17 10:53:06,203 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-17 10:53:06,205 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-17 10:53:06,205 INFO L275 PluginConnector]: CDTParser initialized [2019-12-17 10:53:06,206 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/pthreadJoinCorrectThreadId.c [2019-12-17 10:53:06,276 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8432da962/246d408059f440bfa9bc73b3bded03f7/FLAGf36aaa104 [2019-12-17 10:53:06,720 INFO L306 CDTParser]: Found 1 translation units. [2019-12-17 10:53:06,721 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/pthreadJoinCorrectThreadId.c [2019-12-17 10:53:06,721 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2019-12-17 10:53:06,760 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8432da962/246d408059f440bfa9bc73b3bded03f7/FLAGf36aaa104 [2019-12-17 10:53:07,095 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8432da962/246d408059f440bfa9bc73b3bded03f7 [2019-12-17 10:53:07,106 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-17 10:53:07,108 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-17 10:53:07,109 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-17 10:53:07,109 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-17 10:53:07,113 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-17 10:53:07,114 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 10:53:07" (1/1) ... [2019-12-17 10:53:07,117 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e2d7d4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:53:07, skipping insertion in model container [2019-12-17 10:53:07,117 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 10:53:07" (1/1) ... [2019-12-17 10:53:07,125 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-17 10:53:07,144 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-17 10:53:07,324 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-17 10:53:07,335 INFO L203 MainTranslator]: Completed pre-run [2019-12-17 10:53:07,432 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-17 10:53:07,446 INFO L208 MainTranslator]: Completed translation [2019-12-17 10:53:07,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:53:07 WrapperNode [2019-12-17 10:53:07,446 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-17 10:53:07,447 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-17 10:53:07,447 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-17 10:53:07,447 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-17 10:53:07,456 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:53:07" (1/1) ... [2019-12-17 10:53:07,466 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:53:07" (1/1) ... [2019-12-17 10:53:07,485 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-17 10:53:07,486 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-17 10:53:07,486 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-17 10:53:07,486 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-17 10:53:07,495 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:53:07" (1/1) ... [2019-12-17 10:53:07,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:53:07" (1/1) ... [2019-12-17 10:53:07,498 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:53:07" (1/1) ... [2019-12-17 10:53:07,498 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:53:07" (1/1) ... [2019-12-17 10:53:07,502 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:53:07" (1/1) ... [2019-12-17 10:53:07,505 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:53:07" (1/1) ... [2019-12-17 10:53:07,506 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:53:07" (1/1) ... [2019-12-17 10:53:07,508 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-17 10:53:07,508 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-17 10:53:07,509 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-17 10:53:07,509 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-17 10:53:07,510 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:53:07" (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 10:53:07,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-17 10:53:07,572 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2019-12-17 10:53:07,573 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2019-12-17 10:53:07,573 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2019-12-17 10:53:07,573 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2019-12-17 10:53:07,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-17 10:53:07,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-17 10:53:07,574 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-17 10:53:07,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-17 10:53:07,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-17 10:53:07,577 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 10:53:07,824 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-17 10:53:07,825 INFO L287 CfgBuilder]: Removed 4 assume(true) statements. [2019-12-17 10:53:07,826 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 10:53:07 BoogieIcfgContainer [2019-12-17 10:53:07,826 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-17 10:53:07,828 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-17 10:53:07,828 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-17 10:53:07,832 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-17 10:53:07,833 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.12 10:53:07" (1/3) ... [2019-12-17 10:53:07,834 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b31c24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 10:53:07, skipping insertion in model container [2019-12-17 10:53:07,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:53:07" (2/3) ... [2019-12-17 10:53:07,835 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b31c24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 10:53:07, skipping insertion in model container [2019-12-17 10:53:07,836 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 10:53:07" (3/3) ... [2019-12-17 10:53:07,838 INFO L109 eAbstractionObserver]: Analyzing ICFG pthreadJoinCorrectThreadId.c [2019-12-17 10:53:07,850 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-17 10:53:07,850 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-17 10:53:07,866 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-17 10:53:07,867 INFO L339 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-17 10:53:07,907 WARN L315 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,907 WARN L315 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,907 WARN L315 ript$VariableManager]: TermVariabe thread0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,908 WARN L315 ript$VariableManager]: TermVariabe thread0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,908 WARN L315 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork1_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,908 WARN L315 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork1_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,909 WARN L315 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork1_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,909 WARN L315 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork1_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,910 WARN L315 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork1_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,910 WARN L315 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork1_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,910 WARN L315 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork1_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,910 WARN L315 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,911 WARN L315 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,912 WARN L315 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,912 WARN L315 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,912 WARN L315 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork1_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,913 WARN L315 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork1_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,913 WARN L315 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork1_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,913 WARN L315 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,913 WARN L315 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,914 WARN L315 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,914 WARN L315 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,914 WARN L315 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,914 WARN L315 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,918 WARN L315 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,918 WARN L315 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,918 WARN L315 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,918 WARN L315 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,925 WARN L315 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,925 WARN L315 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork1_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,925 WARN L315 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,926 WARN L315 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork1_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,926 WARN L315 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork1_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,926 WARN L315 ript$VariableManager]: TermVariabe thread0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,926 WARN L315 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,926 WARN L315 ript$VariableManager]: TermVariabe thread0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,933 WARN L315 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,934 WARN L315 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,934 WARN L315 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,934 WARN L315 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:53:07,974 INFO L249 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-12-17 10:53:07,990 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-17 10:53:07,990 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-17 10:53:07,990 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-17 10:53:07,990 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-17 10:53:07,990 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-17 10:53:07,991 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-17 10:53:07,991 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-17 10:53:07,991 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-17 10:53:08,003 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 55 places, 50 transitions [2019-12-17 10:53:08,005 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 55 places, 50 transitions [2019-12-17 10:53:08,038 INFO L130 PetriNetUnfolder]: 0/20 cut-off events. [2019-12-17 10:53:08,038 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-17 10:53:08,044 INFO L76 FinitePrefix]: Finished finitePrefix Result has 28 conditions, 20 events. 0/20 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 6 event pairs. 14/34 useless extension candidates. Maximal degree in co-relation 24. Up to 1 conditions per place. [2019-12-17 10:53:08,046 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 55 places, 50 transitions [2019-12-17 10:53:08,054 INFO L130 PetriNetUnfolder]: 0/20 cut-off events. [2019-12-17 10:53:08,054 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-17 10:53:08,055 INFO L76 FinitePrefix]: Finished finitePrefix Result has 28 conditions, 20 events. 0/20 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 6 event pairs. 14/34 useless extension candidates. Maximal degree in co-relation 24. Up to 1 conditions per place. [2019-12-17 10:53:08,056 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 48 [2019-12-17 10:53:08,057 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-17 10:53:08,800 INFO L206 etLargeBlockEncoding]: Checked pairs total: 23 [2019-12-17 10:53:08,801 INFO L214 etLargeBlockEncoding]: Total number of compositions: 31 [2019-12-17 10:53:08,806 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 24 places, 21 transitions [2019-12-17 10:53:08,818 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 14 states. [2019-12-17 10:53:08,821 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states. [2019-12-17 10:53:08,840 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-17 10:53:08,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.12 10:53:08 BasicIcfg [2019-12-17 10:53:08,847 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-17 10:53:08,852 INFO L168 Benchmark]: Toolchain (without parser) took 1741.82 ms. Allocated memory was 138.9 MB in the beginning and 234.4 MB in the end (delta: 95.4 MB). Free memory was 101.1 MB in the beginning and 193.0 MB in the end (delta: -91.9 MB). Peak memory consumption was 78.9 MB. Max. memory is 7.1 GB. [2019-12-17 10:53:08,854 INFO L168 Benchmark]: CDTParser took 1.35 ms. Allocated memory is still 138.9 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-12-17 10:53:08,856 INFO L168 Benchmark]: CACSL2BoogieTranslator took 337.27 ms. Allocated memory was 138.9 MB in the beginning and 202.4 MB in the end (delta: 63.4 MB). Free memory was 100.7 MB in the beginning and 180.8 MB in the end (delta: -80.1 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. [2019-12-17 10:53:08,860 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.55 ms. Allocated memory is still 202.4 MB. Free memory was 180.8 MB in the beginning and 178.5 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-12-17 10:53:08,861 INFO L168 Benchmark]: Boogie Preprocessor took 22.52 ms. Allocated memory is still 202.4 MB. Free memory was 178.5 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 10:53:08,862 INFO L168 Benchmark]: RCFGBuilder took 318.22 ms. Allocated memory is still 202.4 MB. Free memory was 177.2 MB in the beginning and 162.5 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 7.1 GB. [2019-12-17 10:53:08,864 INFO L168 Benchmark]: TraceAbstraction took 1019.70 ms. Allocated memory was 202.4 MB in the beginning and 234.4 MB in the end (delta: 32.0 MB). Free memory was 161.8 MB in the beginning and 193.0 MB in the end (delta: -31.2 MB). Peak memory consumption was 76.2 MB. Max. memory is 7.1 GB. [2019-12-17 10:53:08,881 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.35 ms. Allocated memory is still 138.9 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 337.27 ms. Allocated memory was 138.9 MB in the beginning and 202.4 MB in the end (delta: 63.4 MB). Free memory was 100.7 MB in the beginning and 180.8 MB in the end (delta: -80.1 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 38.55 ms. Allocated memory is still 202.4 MB. Free memory was 180.8 MB in the beginning and 178.5 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 22.52 ms. Allocated memory is still 202.4 MB. Free memory was 178.5 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. * RCFGBuilder took 318.22 ms. Allocated memory is still 202.4 MB. Free memory was 177.2 MB in the beginning and 162.5 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1019.70 ms. Allocated memory was 202.4 MB in the beginning and 234.4 MB in the end (delta: 32.0 MB). Free memory was 161.8 MB in the beginning and 193.0 MB in the end (delta: -31.2 MB). Peak memory consumption was 76.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 0.7s, 55 ProgramPointsBefore, 24 ProgramPointsAfterwards, 50 TransitionsBefore, 21 TransitionsAfterwards, 48 CoEnabledTransitionPairs, 5 FixpointIterations, 22 TrivialSequentialCompositions, 6 ConcurrentSequentialCompositions, 3 TrivialYvCompositions, 0 ConcurrentYvCompositions, 1 ChoiceCompositions, 19 VarBasedMoverChecksPositive, 0 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 23 CheckedPairsTotal, 31 TotalNumberOfCompositions - PositiveResult [Line: 35]: assertion always holds For all program executions holds that assertion always holds at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 40 locations, 1 error locations. Result: SAFE, OverallTime: 0.8s, 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=14occurred 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...