java -Xss4m -Xmx2000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/C-BPP.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/seq-mthreaded/rekcba_nxt_false-unreach-call.2.M1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ec392ea [2018-07-08 13:21:04,753 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-08 13:21:04,756 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-08 13:21:04,792 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-08 13:21:04,793 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-08 13:21:04,795 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-08 13:21:04,796 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-08 13:21:04,799 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-08 13:21:04,810 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-08 13:21:04,811 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-08 13:21:04,812 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-08 13:21:04,812 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-08 13:21:04,813 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-08 13:21:04,816 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-08 13:21:04,817 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-08 13:21:04,818 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-08 13:21:04,819 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-08 13:21:04,832 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-08 13:21:04,843 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-08 13:21:04,844 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-08 13:21:04,845 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-08 13:21:04,849 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-08 13:21:04,851 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-08 13:21:04,860 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-08 13:21:04,860 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-08 13:21:04,861 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-08 13:21:04,862 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-08 13:21:04,863 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-08 13:21:04,863 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-08 13:21:04,871 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-08 13:21:04,872 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-08 13:21:04,872 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-08 13:21:04,872 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-08 13:21:04,873 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-08 13:21:04,873 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-08 13:21:04,874 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-08 13:21:04,874 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2018-07-08 13:21:04,916 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-08 13:21:04,916 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-08 13:21:04,917 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-07-08 13:21:04,917 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-07-08 13:21:04,927 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-07-08 13:21:04,927 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-07-08 13:21:04,927 INFO L133 SettingsManager]: * Use SBE=true [2018-07-08 13:21:04,928 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-07-08 13:21:04,928 INFO L133 SettingsManager]: * sizeof long=4 [2018-07-08 13:21:04,928 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-07-08 13:21:04,928 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-07-08 13:21:04,928 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-07-08 13:21:04,929 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-07-08 13:21:04,929 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-07-08 13:21:04,929 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-07-08 13:21:04,929 INFO L133 SettingsManager]: * sizeof long double=12 [2018-07-08 13:21:04,929 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-07-08 13:21:04,929 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-07-08 13:21:04,931 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-08 13:21:04,931 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-07-08 13:21:04,931 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-07-08 13:21:04,931 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-07-08 13:21:04,931 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-07-08 13:21:04,932 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-08 13:21:04,932 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-07-08 13:21:04,932 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-07-08 13:21:04,932 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-07-08 13:21:04,932 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-07-08 13:21:04,933 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-08 13:21:04,933 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-07-08 13:21:04,933 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-08 13:21:05,022 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-08 13:21:05,056 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-08 13:21:05,066 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-08 13:21:05,067 INFO L271 PluginConnector]: Initializing CDTParser... [2018-07-08 13:21:05,068 INFO L276 PluginConnector]: CDTParser initialized [2018-07-08 13:21:05,069 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekcba_nxt_false-unreach-call.2.M1.c [2018-07-08 13:21:05,696 INFO L220 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/20b09c7df/e64ac9a04a6f42c6909a8b93247b1d31/FLAG12f046168 [2018-07-08 13:21:06,487 INFO L276 CDTParser]: Found 1 translation units. [2018-07-08 13:21:06,488 INFO L158 CDTParser]: Scanning /storage/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_nxt_false-unreach-call.2.M1.c [2018-07-08 13:21:06,567 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/20b09c7df/e64ac9a04a6f42c6909a8b93247b1d31/FLAG12f046168 [2018-07-08 13:21:06,602 INFO L332 CDTParser]: Successfully deleted /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/20b09c7df/e64ac9a04a6f42c6909a8b93247b1d31 [2018-07-08 13:21:06,630 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-08 13:21:06,646 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-07-08 13:21:06,654 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-07-08 13:21:06,654 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-07-08 13:21:06,663 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-07-08 13:21:06,673 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 01:21:06" (1/1) ... [2018-07-08 13:21:06,677 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1812bb42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 01:21:06, skipping insertion in model container [2018-07-08 13:21:06,677 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 01:21:06" (1/1) ... [2018-07-08 13:21:07,180 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-07-08 13:21:08,057 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-08 13:21:08,144 INFO L422 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-07-08 13:21:08,568 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-08 13:21:08,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 01:21:08 WrapperNode [2018-07-08 13:21:08,845 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-07-08 13:21:08,846 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-08 13:21:08,846 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-08 13:21:08,846 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-08 13:21:08,879 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 01:21:08" (1/1) ... [2018-07-08 13:21:08,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 01:21:08" (1/1) ... [2018-07-08 13:21:08,996 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 01:21:08" (1/1) ... [2018-07-08 13:21:08,997 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 01:21:08" (1/1) ... [2018-07-08 13:21:09,139 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 01:21:08" (1/1) ... [2018-07-08 13:21:09,317 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 01:21:08" (1/1) ... [2018-07-08 13:21:09,347 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 01:21:08" (1/1) ... [2018-07-08 13:21:09,382 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-08 13:21:09,392 INFO L168 Benchmark]: Toolchain (without parser) took 2761.09 ms. Allocated memory is still 383.3 MB. Free memory was 324.1 MB in the beginning and 343.3 MB in the end (delta: -19.2 MB). Peak memory consumption was 4.3 MB. Max. memory is 1.9 GB. [2018-07-08 13:21:09,402 INFO L168 Benchmark]: CDTParser took 6.17 ms. Allocated memory is still 383.3 MB. Free memory is still 347.7 MB. There was no memory consumed. Max. memory is 1.9 GB. [2018-07-08 13:21:09,403 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2191.60 ms. Allocated memory is still 383.3 MB. Free memory was 324.1 MB in the beginning and 342.5 MB in the end (delta: -18.4 MB). Peak memory consumption was 81.4 MB. Max. memory is 1.9 GB. [2018-07-08 13:21:09,403 INFO L168 Benchmark]: Boogie Preprocessor took 536.59 ms. Allocated memory is still 383.3 MB. Free memory was 342.5 MB in the beginning and 343.3 MB in the end (delta: -821.3 kB). Peak memory consumption was 22.7 MB. Max. memory is 1.9 GB. [2018-07-08 13:21:09,411 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 6.17 ms. Allocated memory is still 383.3 MB. Free memory is still 347.7 MB. There was no memory consumed. Max. memory is 1.9 GB. * CACSL2BoogieTranslator took 2191.60 ms. Allocated memory is still 383.3 MB. Free memory was 324.1 MB in the beginning and 342.5 MB in the end (delta: -18.4 MB). Peak memory consumption was 81.4 MB. Max. memory is 1.9 GB. * Boogie Preprocessor took 536.59 ms. Allocated memory is still 383.3 MB. Free memory was 342.5 MB in the beginning and 343.3 MB in the end (delta: -821.3 kB). Peak memory consumption was 22.7 MB. Max. memory is 1.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...