java -Xmx2000000000 -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-BPP.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/seq-mthreaded/rekh_aso_false-unreach-call.2.M4.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c0429a7 [2018-09-07 16:39:44,897 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-07 16:39:44,905 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-07 16:39:44,945 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-07 16:39:44,945 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-07 16:39:44,947 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-07 16:39:44,952 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-07 16:39:44,954 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-07 16:39:44,961 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-07 16:39:44,971 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-07 16:39:44,972 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-07 16:39:44,977 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-07 16:39:44,979 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-07 16:39:44,980 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-07 16:39:44,987 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-07 16:39:44,988 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-07 16:39:44,989 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-07 16:39:44,998 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-07 16:39:45,009 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-07 16:39:45,013 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-07 16:39:45,014 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-07 16:39:45,022 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-07 16:39:45,031 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-09-07 16:39:45,048 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-07 16:39:45,049 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-07 16:39:45,050 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-07 16:39:45,056 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-07 16:39:45,057 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 [2018-09-07 16:39:45,097 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-07 16:39:45,097 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-07 16:39:45,106 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-07 16:39:45,107 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-07 16:39:45,108 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-07 16:39:45,108 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-07 16:39:45,108 INFO L133 SettingsManager]: * Use SBE=true [2018-09-07 16:39:45,109 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-07 16:39:45,109 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-07 16:39:45,109 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-07 16:39:45,113 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-07 16:39:45,113 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-07 16:39:45,114 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-07 16:39:45,114 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-07 16:39:45,115 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-07 16:39:45,117 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-07 16:39:45,118 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-07 16:39:45,118 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-07 16:39:45,118 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-07 16:39:45,123 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-07 16:39:45,123 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-07 16:39:45,123 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-07 16:39:45,123 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-07 16:39:45,124 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-07 16:39:45,124 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-07 16:39:45,124 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-07 16:39:45,125 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-07 16:39:45,125 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-07 16:39:45,125 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-07 16:39:45,127 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-07 16:39:45,260 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-07 16:39:45,297 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-07 16:39:45,307 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-07 16:39:45,313 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-07 16:39:45,313 INFO L276 PluginConnector]: CDTParser initialized [2018-09-07 16:39:45,314 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekh_aso_false-unreach-call.2.M4.c [2018-09-07 16:39:45,991 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52d11358f/b31d9bf1fa0b4b81a595c8bfb85bffb7/FLAG0317ec426 [2018-09-07 16:39:46,787 INFO L276 CDTParser]: Found 1 translation units. [2018-09-07 16:39:46,788 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_aso_false-unreach-call.2.M4.c [2018-09-07 16:39:46,850 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52d11358f/b31d9bf1fa0b4b81a595c8bfb85bffb7/FLAG0317ec426 [2018-09-07 16:39:46,893 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52d11358f/b31d9bf1fa0b4b81a595c8bfb85bffb7 [2018-09-07 16:39:46,907 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-07 16:39:46,920 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-09-07 16:39:46,924 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-07 16:39:46,925 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-07 16:39:46,941 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-07 16:39:46,944 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 04:39:46" (1/1) ... [2018-09-07 16:39:46,952 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73781b5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 04:39:46, skipping insertion in model container [2018-09-07 16:39:46,952 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 04:39:46" (1/1) ... [2018-09-07 16:39:47,533 INFO L180 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-09-07 16:39:48,586 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-07 16:39:48,685 INFO L431 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-07 16:39:49,138 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-07 16:39:49,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 04:39:49 WrapperNode [2018-09-07 16:39:49,385 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-07 16:39:49,387 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-07 16:39:49,387 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-07 16:39:49,388 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-07 16:39:49,418 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 04:39:49" (1/1) ... [2018-09-07 16:39:49,419 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 04:39:49" (1/1) ... [2018-09-07 16:39:49,550 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 04:39:49" (1/1) ... [2018-09-07 16:39:49,550 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 04:39:49" (1/1) ... [2018-09-07 16:39:49,963 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 04:39:49" (1/1) ... [2018-09-07 16:39:50,039 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 04:39:49" (1/1) ... [2018-09-07 16:39:50,074 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 04:39:49" (1/1) ... [2018-09-07 16:39:50,128 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-07 16:39:50,137 INFO L168 Benchmark]: Toolchain (without parser) took 3229.25 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.9 GB in the end (delta: -37.9 MB). Peak memory consumption was 130.2 MB. Max. memory is 1.9 GB. [2018-09-07 16:39:50,143 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-09-07 16:39:50,144 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2460.87 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.7 GB in the end (delta: 106.7 MB). Peak memory consumption was 106.7 MB. Max. memory is 1.9 GB. [2018-09-07 16:39:50,149 INFO L168 Benchmark]: Boogie Preprocessor took 741.33 ms. Allocated memory is still 1.9 GB. Free memory was 1.7 GB in the beginning and 1.9 GB in the end (delta: -144.6 MB). Peak memory consumption was 23.5 MB. Max. memory is 1.9 GB. [2018-09-07 16:39:50,158 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. * CACSL2BoogieTranslator took 2460.87 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.7 GB in the end (delta: 106.7 MB). Peak memory consumption was 106.7 MB. Max. memory is 1.9 GB. * Boogie Preprocessor took 741.33 ms. Allocated memory is still 1.9 GB. Free memory was 1.7 GB in the beginning and 1.9 GB in the end (delta: -144.6 MB). Peak memory consumption was 23.5 MB. Max. memory is 1.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...