./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label22.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/eca-rers2012/Problem04_label22.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 c4f9c450fa5cc00b7fbcc1fc0d1256ad17aef5bd ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/eca-rers2012/Problem04_label22.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 c4f9c450fa5cc00b7fbcc1fc0d1256ad17aef5bd ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:27:24,872 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:27:24,874 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:27:24,899 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:27:24,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:27:24,903 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:27:24,920 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:27:24,936 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:27:24,940 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:27:24,946 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:27:24,951 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:27:24,959 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:27:24,959 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:27:24,963 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:27:24,969 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:27:24,974 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:27:24,978 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:27:24,981 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:27:24,986 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:27:24,995 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:27:25,003 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:27:25,011 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:27:25,016 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:27:25,018 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:27:25,027 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:27:25,028 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:27:25,028 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:27:25,031 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:27:25,033 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:27:25,034 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:27:25,036 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:27:25,037 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:27:25,042 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:27:25,043 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:27:25,045 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:27:25,047 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:27:25,049 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:27:25,050 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:27:25,050 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:27:25,051 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:27:25,056 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:27:25,057 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:27:25,098 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:27:25,100 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:27:25,102 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:27:25,106 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:27:25,106 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:27:25,107 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:27:25,109 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:27:25,109 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:27:25,109 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:27:25,110 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:27:25,111 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:27:25,111 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:27:25,112 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:27:25,114 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:27:25,115 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:27:25,115 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:27:25,115 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:27:25,115 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:27:25,116 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:27:25,117 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:27:25,117 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:27:25,117 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:27:25,120 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:27:25,120 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:27:25,121 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:27:25,121 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:27:25,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:27:25,121 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:27:25,122 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 -> c4f9c450fa5cc00b7fbcc1fc0d1256ad17aef5bd [2019-11-25 22:27:25,709 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:27:25,737 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:27:25,743 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:27:25,748 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:27:25,749 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:27:25,750 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label22.c [2019-11-25 22:27:25,913 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cfa35367/2b5792e26f0247778c34a5b76c0b00a4/FLAG31746fe49 [2019-11-25 22:27:27,834 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:27:27,837 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label22.c [2019-11-25 22:27:27,913 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cfa35367/2b5792e26f0247778c34a5b76c0b00a4/FLAG31746fe49 [2019-11-25 22:27:27,954 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cfa35367/2b5792e26f0247778c34a5b76c0b00a4 [2019-11-25 22:27:27,963 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:27:27,972 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:27:27,974 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:27,976 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:27:27,987 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:27:27,989 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:27" (1/1) ... [2019-11-25 22:27:28,000 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:27, skipping insertion in model container [2019-11-25 22:27:28,001 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:27" (1/1) ... [2019-11-25 22:27:28,020 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:27:28,358 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:27:31,436 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:31,455 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:27:32,885 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:32,960 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:27:32,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:32 WrapperNode [2019-11-25 22:27:32,962 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:32,966 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:32,966 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:27:32,966 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:27:32,987 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:32" (1/1) ... [2019-11-25 22:27:33,089 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:32" (1/1) ... [2019-11-25 22:27:33,453 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:33,457 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:27:33,457 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:27:33,457 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:27:33,483 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:32" (1/1) ... [2019-11-25 22:27:33,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:32" (1/1) ... [2019-11-25 22:27:33,525 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:32" (1/1) ... [2019-11-25 22:27:33,529 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:32" (1/1) ... [2019-11-25 22:27:33,720 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:32" (1/1) ... [2019-11-25 22:27:33,790 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:32" (1/1) ... [2019-11-25 22:27:33,868 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:32" (1/1) ... [2019-11-25 22:27:33,922 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:27:33,934 INFO L168 Benchmark]: Toolchain (without parser) took 5958.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 751.1 MB in the end (delta: 199.1 MB). Peak memory consumption was 199.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:33,935 INFO L168 Benchmark]: CDTParser took 3.70 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:27:33,938 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4991.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.2 MB in the end (delta: 130.0 MB). Peak memory consumption was 130.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:33,942 INFO L168 Benchmark]: Boogie Procedure Inliner took 490.76 ms. Allocated memory is still 1.0 GB. Free memory was 820.2 MB in the beginning and 779.8 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:33,946 INFO L168 Benchmark]: Boogie Preprocessor took 467.83 ms. Allocated memory is still 1.0 GB. Free memory was 779.8 MB in the beginning and 751.1 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:33,958 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.70 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4991.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.2 MB in the end (delta: 130.0 MB). Peak memory consumption was 130.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 490.76 ms. Allocated memory is still 1.0 GB. Free memory was 820.2 MB in the beginning and 779.8 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 467.83 ms. Allocated memory is still 1.0 GB. Free memory was 779.8 MB in the beginning and 751.1 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. 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 0.1.24-65d6cd2 [2019-11-25 22:27:37,943 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:27:37,950 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:27:37,985 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:27:37,987 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:27:37,989 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:27:37,994 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:27:38,013 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:27:38,018 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:27:38,021 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:27:38,026 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:27:38,030 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:27:38,031 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:27:38,035 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:27:38,041 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:27:38,044 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:27:38,047 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:27:38,053 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:27:38,057 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:27:38,067 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:27:38,073 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:27:38,083 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:27:38,085 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:27:38,089 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:27:38,097 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:27:38,098 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:27:38,098 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:27:38,103 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:27:38,103 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:27:38,105 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:27:38,107 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:27:38,108 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:27:38,113 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:27:38,115 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:27:38,116 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:27:38,118 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:27:38,119 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:27:38,123 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:27:38,123 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:27:38,124 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:27:38,129 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:27:38,130 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:27:38,167 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:27:38,170 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:27:38,174 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:27:38,175 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:27:38,175 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:27:38,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:27:38,178 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:27:38,179 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:27:38,179 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:27:38,179 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:27:38,180 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:27:38,181 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:27:38,181 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:27:38,182 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:27:38,183 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:27:38,183 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:27:38,183 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:27:38,184 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:27:38,186 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:27:38,186 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:27:38,187 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:27:38,187 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:27:38,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:27:38,187 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:27:38,188 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:27:38,188 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:27:38,191 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:27:38,191 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:27:38,191 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:27:38,192 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:27:38,193 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 -> c4f9c450fa5cc00b7fbcc1fc0d1256ad17aef5bd [2019-11-25 22:27:38,736 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:27:38,768 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:27:38,775 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:27:38,777 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:27:38,780 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:27:38,782 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label22.c [2019-11-25 22:27:38,959 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47857a211/0f23c11f7e634478a305716d5d41ec3b/FLAGa24bac8b7 [2019-11-25 22:27:40,616 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:27:40,617 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label22.c [2019-11-25 22:27:40,694 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47857a211/0f23c11f7e634478a305716d5d41ec3b/FLAGa24bac8b7 [2019-11-25 22:27:40,731 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47857a211/0f23c11f7e634478a305716d5d41ec3b [2019-11-25 22:27:40,739 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:27:40,746 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:27:40,753 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:40,755 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:27:40,765 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:27:40,767 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:40" (1/1) ... [2019-11-25 22:27:40,777 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c68b475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:40, skipping insertion in model container [2019-11-25 22:27:40,780 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:40" (1/1) ... [2019-11-25 22:27:40,799 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:27:41,144 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:27:44,331 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:44,350 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:27:45,815 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:45,893 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:27:45,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:45 WrapperNode [2019-11-25 22:27:45,901 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:45,902 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:45,902 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:27:45,902 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:27:45,927 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:45" (1/1) ... [2019-11-25 22:27:46,047 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:45" (1/1) ... [2019-11-25 22:27:46,415 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:46,418 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:27:46,418 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:27:46,419 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:27:46,442 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:45" (1/1) ... [2019-11-25 22:27:46,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:45" (1/1) ... [2019-11-25 22:27:46,503 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:45" (1/1) ... [2019-11-25 22:27:46,505 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:45" (1/1) ... [2019-11-25 22:27:46,750 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:45" (1/1) ... [2019-11-25 22:27:46,809 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:45" (1/1) ... [2019-11-25 22:27:46,860 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:45" (1/1) ... [2019-11-25 22:27:46,918 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:27:46,930 INFO L168 Benchmark]: Toolchain (without parser) took 6175.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 734.5 MB in the end (delta: 210.0 MB). Peak memory consumption was 210.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:46,931 INFO L168 Benchmark]: CDTParser took 2.71 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. [2019-11-25 22:27:46,932 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5148.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 803.2 MB in the end (delta: 141.3 MB). Peak memory consumption was 141.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:46,934 INFO L168 Benchmark]: Boogie Procedure Inliner took 515.88 ms. Allocated memory is still 1.0 GB. Free memory was 803.2 MB in the beginning and 763.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:46,938 INFO L168 Benchmark]: Boogie Preprocessor took 499.93 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 734.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:46,950 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.71 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 5148.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 803.2 MB in the end (delta: 141.3 MB). Peak memory consumption was 141.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 515.88 ms. Allocated memory is still 1.0 GB. Free memory was 803.2 MB in the beginning and 763.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 499.93 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 734.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...