java -ea -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/C-BIN-BPP-RCFG.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread/queue_false-unreach-call.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-aa41828 [2018-11-22 22:57:50,842 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 22:57:50,844 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 22:57:50,858 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 22:57:50,858 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 22:57:50,859 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 22:57:50,860 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 22:57:50,862 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 22:57:50,864 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 22:57:50,865 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 22:57:50,866 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 22:57:50,866 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 22:57:50,867 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 22:57:50,868 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 22:57:50,869 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 22:57:50,870 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 22:57:50,871 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 22:57:50,873 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 22:57:50,875 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 22:57:50,877 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 22:57:50,879 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 22:57:50,881 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 22:57:50,883 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 22:57:50,883 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 22:57:50,884 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 22:57:50,885 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 22:57:50,886 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 22:57:50,886 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 22:57:50,887 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 22:57:50,888 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 22:57:50,889 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 22:57:50,889 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 22:57:50,890 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 22:57:50,890 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 22:57:50,891 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 22:57:50,892 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 22:57:50,892 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-22 22:57:50,910 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 22:57:50,911 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 22:57:50,912 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 22:57:50,912 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-22 22:57:50,913 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 22:57:50,913 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 22:57:50,913 INFO L133 SettingsManager]: * Use SBE=true [2018-11-22 22:57:50,913 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 22:57:50,914 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 22:57:50,914 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 22:57:50,914 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 22:57:50,914 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 22:57:50,914 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 22:57:50,915 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 22:57:50,915 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 22:57:50,915 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 22:57:50,915 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 22:57:50,915 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 22:57:50,916 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 22:57:50,916 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 22:57:50,916 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 22:57:50,916 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 22:57:50,916 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-22 22:57:50,917 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 22:57:50,917 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 22:57:50,917 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 22:57:50,917 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 22:57:50,917 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-22 22:57:50,918 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 22:57:50,918 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 22:57:50,918 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-22 22:57:50,977 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 22:57:50,992 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 22:57:50,996 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 22:57:50,998 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 22:57:50,998 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 22:57:51,000 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/queue_false-unreach-call.i [2018-11-22 22:57:51,067 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2aeca69d0/f9cc46d498284c8bb5011666042f7c2c/FLAGa0a27f8f9 [2018-11-22 22:57:51,698 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 22:57:51,699 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_false-unreach-call.i [2018-11-22 22:57:51,717 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2aeca69d0/f9cc46d498284c8bb5011666042f7c2c/FLAGa0a27f8f9 [2018-11-22 22:57:51,919 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2aeca69d0/f9cc46d498284c8bb5011666042f7c2c [2018-11-22 22:57:51,930 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 22:57:51,932 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-11-22 22:57:51,933 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 22:57:51,933 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 22:57:51,938 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 22:57:51,939 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:57:51" (1/1) ... [2018-11-22 22:57:51,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4176cb74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:57:51, skipping insertion in model container [2018-11-22 22:57:51,943 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:57:51" (1/1) ... [2018-11-22 22:57:51,954 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 22:57:52,037 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 22:57:52,670 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:57:52,707 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 22:57:52,949 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:57:53,178 INFO L195 MainTranslator]: Completed translation [2018-11-22 22:57:53,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:57:53 WrapperNode [2018-11-22 22:57:53,179 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 22:57:53,180 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 22:57:53,180 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 22:57:53,180 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 22:57:53,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:57:53" (1/1) ... [2018-11-22 22:57:53,226 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:57:53" (1/1) ... [2018-11-22 22:57:53,306 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 22:57:53,307 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 22:57:53,307 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 22:57:53,307 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 22:57:53,321 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:57:53" (1/1) ... [2018-11-22 22:57:53,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:57:53" (1/1) ... [2018-11-22 22:57:53,330 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:57:53" (1/1) ... [2018-11-22 22:57:53,331 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:57:53" (1/1) ... [2018-11-22 22:57:53,365 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:57:53" (1/1) ... [2018-11-22 22:57:53,377 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:57:53" (1/1) ... [2018-11-22 22:57:53,381 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:57:53" (1/1) ... [2018-11-22 22:57:53,385 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 22:57:53,386 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 22:57:53,386 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 22:57:53,386 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 22:57:53,387 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:57:53" (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 [2018-11-22 22:57:53,461 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2018-11-22 22:57:53,461 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2018-11-22 22:57:53,461 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2018-11-22 22:57:53,462 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2018-11-22 22:57:53,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-22 22:57:53,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-22 22:57:53,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-22 22:57:53,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-22 22:57:53,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-22 22:57:53,462 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2018-11-22 22:57:53,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-22 22:57:53,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 22:57:53,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 22:57:53,465 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-22 22:57:55,673 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 22:57:55,673 INFO L280 CfgBuilder]: Removed 18 assue(true) statements. [2018-11-22 22:57:55,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:57:55 BoogieIcfgContainer [2018-11-22 22:57:55,674 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 22:57:55,676 INFO L168 Benchmark]: Toolchain (without parser) took 3745.80 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 722.5 MB). Free memory was 1.4 GB in the beginning and 2.0 GB in the end (delta: -617.7 MB). Peak memory consumption was 104.7 MB. Max. memory is 7.1 GB. [2018-11-22 22:57:55,678 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-22 22:57:55,679 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1246.43 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 722.5 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -725.4 MB). Peak memory consumption was 38.7 MB. Max. memory is 7.1 GB. [2018-11-22 22:57:55,680 INFO L168 Benchmark]: Boogie Procedure Inliner took 127.21 ms. Allocated memory is still 2.2 GB. Free memory is still 2.1 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-22 22:57:55,681 INFO L168 Benchmark]: Boogie Preprocessor took 78.43 ms. Allocated memory is still 2.2 GB. Free memory is still 2.1 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-22 22:57:55,681 INFO L168 Benchmark]: RCFGBuilder took 2288.57 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 2.0 GB in the end (delta: 107.7 MB). Peak memory consumption was 107.7 MB. Max. memory is 7.1 GB. [2018-11-22 22:57:55,685 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1246.43 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 722.5 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -725.4 MB). Peak memory consumption was 38.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 127.21 ms. Allocated memory is still 2.2 GB. Free memory is still 2.1 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 78.43 ms. Allocated memory is still 2.2 GB. Free memory is still 2.1 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 2288.57 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 2.0 GB in the end (delta: 107.7 MB). Peak memory consumption was 107.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...