./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops/trex02-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/loops/trex02-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 59f6b3c0f7e8d2484e4b4c0024f7066a0853dc90 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/loops/trex02-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 59f6b3c0f7e8d2484e4b4c0024f7066a0853dc90 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:03:24,780 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:03:24,782 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:03:24,810 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:03:24,810 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:03:24,814 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:03:24,815 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:03:24,819 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:03:24,834 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:03:24,837 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:03:24,838 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:03:24,844 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:03:24,844 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:03:24,846 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:03:24,850 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:03:24,851 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:03:24,852 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:03:24,854 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:03:24,858 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:03:24,864 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:03:24,870 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:03:24,874 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:03:24,875 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:03:24,878 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:03:24,885 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:03:24,885 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:03:24,886 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:03:24,887 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:03:24,890 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:03:24,891 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:03:24,891 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:03:24,892 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:03:24,893 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:03:24,897 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:03:24,898 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:03:24,898 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:03:24,901 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:03:24,902 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:03:24,902 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:03:24,904 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:03:24,906 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:03:24,909 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:03:24,935 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:03:24,938 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:03:24,940 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:03:24,940 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:03:24,941 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:03:24,941 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:03:24,943 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:03:24,943 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:03:24,943 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:03:24,943 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:03:24,944 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:03:24,944 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:03:24,945 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:03:24,945 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:03:24,945 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:03:24,946 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:03:24,949 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:03:24,949 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:03:24,949 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:03:24,950 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:03:24,950 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:03:24,950 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:03:24,950 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:03:24,950 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:03:24,951 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:03:24,951 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:03:24,951 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:03:24,951 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:03:24,951 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59f6b3c0f7e8d2484e4b4c0024f7066a0853dc90 [2019-11-26 17:03:25,426 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:03:25,441 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:03:25,446 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:03:25,450 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:03:25,450 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:03:25,451 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/trex02-2.c [2019-11-26 17:03:25,557 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0201f88d4/23b17be8fb934889b0908bc7e9ac6d41/FLAGe3d9bf4ca [2019-11-26 17:03:26,253 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:03:26,255 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/trex02-2.c [2019-11-26 17:03:26,267 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0201f88d4/23b17be8fb934889b0908bc7e9ac6d41/FLAGe3d9bf4ca [2019-11-26 17:03:26,580 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0201f88d4/23b17be8fb934889b0908bc7e9ac6d41 [2019-11-26 17:03:26,587 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:03:26,592 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:03:26,593 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:26,594 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:03:26,596 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:03:26,600 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:26" (1/1) ... [2019-11-26 17:03:26,606 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22f8f298 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:26, skipping insertion in model container [2019-11-26 17:03:26,607 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:26" (1/1) ... [2019-11-26 17:03:26,620 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:03:26,647 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:03:26,915 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:26,920 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:03:26,936 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:26,952 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:03:26,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:26 WrapperNode [2019-11-26 17:03:26,953 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:26,959 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:26,959 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:03:26,959 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:03:26,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:26" (1/1) ... [2019-11-26 17:03:26,972 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:26" (1/1) ... [2019-11-26 17:03:27,067 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:27,070 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:03:27,070 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:03:27,070 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:03:27,081 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:26" (1/1) ... [2019-11-26 17:03:27,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:26" (1/1) ... [2019-11-26 17:03:27,082 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:26" (1/1) ... [2019-11-26 17:03:27,082 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:26" (1/1) ... [2019-11-26 17:03:27,085 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:26" (1/1) ... [2019-11-26 17:03:27,091 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:26" (1/1) ... [2019-11-26 17:03:27,092 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:26" (1/1) ... [2019-11-26 17:03:27,095 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:03:27,102 INFO L168 Benchmark]: Toolchain (without parser) took 508.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 997.0 MB in the end (delta: -36.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:03:27,103 INFO L168 Benchmark]: CDTParser took 2.54 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:03:27,117 INFO L168 Benchmark]: CACSL2BoogieTranslator took 360.60 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:27,121 INFO L168 Benchmark]: Boogie Procedure Inliner took 110.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 997.0 MB in the end (delta: -48.2 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:27,122 INFO L168 Benchmark]: Boogie Preprocessor took 25.65 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:03:27,130 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.54 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 360.60 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 110.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 997.0 MB in the end (delta: -48.2 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 25.65 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:03:29,858 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:03:29,863 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:03:29,887 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:03:29,888 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:03:29,890 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:03:29,894 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:03:29,905 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:03:29,913 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:03:29,916 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:03:29,917 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:03:29,921 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:03:29,921 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:03:29,924 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:03:29,927 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:03:29,929 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:03:29,933 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:03:29,934 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:03:29,936 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:03:29,942 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:03:29,947 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:03:29,954 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:03:29,955 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:03:29,956 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:03:29,962 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:03:29,964 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:03:29,964 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:03:29,966 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:03:29,966 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:03:29,969 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:03:29,970 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:03:29,970 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:03:29,971 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:03:29,975 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:03:29,977 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:03:29,977 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:03:29,978 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:03:29,978 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:03:29,978 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:03:29,980 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:03:29,985 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:03:29,986 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:03:30,013 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:03:30,015 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:03:30,021 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:03:30,022 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:03:30,022 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:03:30,022 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:03:30,022 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:03:30,022 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:03:30,023 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:03:30,023 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:03:30,024 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:03:30,024 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:03:30,024 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:03:30,025 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:03:30,027 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:03:30,027 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:03:30,027 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:03:30,027 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:03:30,028 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:03:30,028 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:03:30,028 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:03:30,028 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:03:30,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:03:30,029 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:03:30,030 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:03:30,030 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:03:30,030 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:03:30,030 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:03:30,033 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:03:30,033 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:03:30,034 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59f6b3c0f7e8d2484e4b4c0024f7066a0853dc90 [2019-11-26 17:03:30,459 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:03:30,475 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:03:30,483 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:03:30,485 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:03:30,485 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:03:30,486 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/trex02-2.c [2019-11-26 17:03:30,591 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/346f8d050/b70b4599c53a45abbe7bfbf78c2cece8/FLAG9d5240181 [2019-11-26 17:03:31,285 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:03:31,287 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/trex02-2.c [2019-11-26 17:03:31,299 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/346f8d050/b70b4599c53a45abbe7bfbf78c2cece8/FLAG9d5240181 [2019-11-26 17:03:31,625 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/346f8d050/b70b4599c53a45abbe7bfbf78c2cece8 [2019-11-26 17:03:31,631 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:03:31,636 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:03:31,638 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:31,638 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:03:31,642 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:03:31,645 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:31" (1/1) ... [2019-11-26 17:03:31,652 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13ceac6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:31, skipping insertion in model container [2019-11-26 17:03:31,653 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:31" (1/1) ... [2019-11-26 17:03:31,667 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:03:31,698 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:03:32,005 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:32,017 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:03:32,044 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:32,072 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:03:32,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:32 WrapperNode [2019-11-26 17:03:32,074 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:32,075 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:32,077 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:03:32,077 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:03:32,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:32" (1/1) ... [2019-11-26 17:03:32,166 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:32" (1/1) ... [2019-11-26 17:03:32,182 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:32,183 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:03:32,183 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:03:32,183 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:03:32,190 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:32" (1/1) ... [2019-11-26 17:03:32,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:32" (1/1) ... [2019-11-26 17:03:32,191 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:32" (1/1) ... [2019-11-26 17:03:32,195 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:32" (1/1) ... [2019-11-26 17:03:32,199 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:32" (1/1) ... [2019-11-26 17:03:32,206 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:32" (1/1) ... [2019-11-26 17:03:32,207 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:32" (1/1) ... [2019-11-26 17:03:32,209 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:03:32,228 INFO L168 Benchmark]: Toolchain (without parser) took 575.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 995.6 MB in the end (delta: -35.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:03:32,230 INFO L168 Benchmark]: CDTParser took 1.21 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:03:32,233 INFO L168 Benchmark]: CACSL2BoogieTranslator took 437.35 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 948.6 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:32,235 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.6 MB in the beginning and 995.6 MB in the end (delta: -47.0 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:32,236 INFO L168 Benchmark]: Boogie Preprocessor took 26.49 ms. Allocated memory is still 1.0 GB. Free memory is still 995.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:03:32,244 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.21 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 437.35 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 948.6 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 107.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.6 MB in the beginning and 995.6 MB in the end (delta: -47.0 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 26.49 ms. Allocated memory is still 1.0 GB. Free memory is still 995.6 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...