./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label20.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/Problem15_label20.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 1298ff218b6f9541d254a77a84b43c082f723276 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem15_label20.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 1298ff218b6f9541d254a77a84b43c082f723276 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:41:04,816 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:04,821 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:04,855 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:04,857 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:04,861 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:04,864 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:04,867 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:04,888 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:04,891 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:04,893 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:04,895 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:04,897 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:04,900 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:04,902 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:04,912 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:04,917 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:04,922 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:04,927 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:04,938 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:04,944 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:04,948 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:04,953 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:04,957 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:04,967 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:04,968 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:04,968 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:04,974 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:04,975 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:04,977 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:04,977 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:04,979 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:04,980 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:04,985 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:04,988 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:04,990 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:04,991 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:04,993 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:04,993 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:05,001 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:05,003 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:05,004 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:41:05,058 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:05,059 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:05,066 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:05,067 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:05,067 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:05,068 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:05,068 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:05,068 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:41:05,069 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:05,069 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:05,070 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:05,072 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:05,072 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:05,073 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:05,073 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:05,075 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:05,075 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:05,075 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:05,076 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:05,076 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:05,076 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:05,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:05,078 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:05,078 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:05,079 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:05,080 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:41:05,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:41:05,080 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:05,083 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 -> 1298ff218b6f9541d254a77a84b43c082f723276 [2019-11-25 22:41:05,646 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:05,679 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:05,686 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:05,691 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:05,692 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:05,693 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label20.c [2019-11-25 22:41:05,853 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe03f5966/dc66449881504b6788ead5a98ad69c93/FLAG3122fc268 [2019-11-25 22:41:07,405 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:07,406 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label20.c [2019-11-25 22:41:07,457 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe03f5966/dc66449881504b6788ead5a98ad69c93/FLAG3122fc268 [2019-11-25 22:41:07,502 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe03f5966/dc66449881504b6788ead5a98ad69c93 [2019-11-25 22:41:07,512 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:07,518 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:07,520 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:07,521 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:07,532 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:07,533 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:07" (1/1) ... [2019-11-25 22:41:07,544 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:07, skipping insertion in model container [2019-11-25 22:41:07,545 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:07" (1/1) ... [2019-11-25 22:41:07,563 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:07,760 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:09,466 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:09,482 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:10,047 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:10,089 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:10,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:10 WrapperNode [2019-11-25 22:41:10,093 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:10,094 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:10,098 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:10,098 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:10,118 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:10" (1/1) ... [2019-11-25 22:41:10,190 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:10" (1/1) ... [2019-11-25 22:41:10,543 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:10,545 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:10,547 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:10,547 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:10,570 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:10" (1/1) ... [2019-11-25 22:41:10,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:10" (1/1) ... [2019-11-25 22:41:10,618 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:10" (1/1) ... [2019-11-25 22:41:10,619 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:10" (1/1) ... [2019-11-25 22:41:10,819 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:10" (1/1) ... [2019-11-25 22:41:10,869 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:10" (1/1) ... [2019-11-25 22:41:10,925 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:10" (1/1) ... [2019-11-25 22:41:10,984 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:10,992 INFO L168 Benchmark]: Toolchain (without parser) took 3472.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 857.7 MB in the end (delta: 98.1 MB). Peak memory consumption was 98.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:10,994 INFO L168 Benchmark]: CDTParser took 0.34 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 22:41:10,999 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2574.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.0 MB in the end (delta: 40.8 MB). Peak memory consumption was 40.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:11,001 INFO L168 Benchmark]: Boogie Procedure Inliner took 450.33 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 874.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:11,005 INFO L168 Benchmark]: Boogie Preprocessor took 439.28 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 857.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:11,017 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 2574.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.0 MB in the end (delta: 40.8 MB). Peak memory consumption was 40.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 450.33 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 874.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 439.28 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 857.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 22:41:15,003 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:15,005 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:15,040 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:15,041 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:15,043 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:15,052 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:15,066 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:15,074 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:15,077 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:15,081 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:15,085 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:15,088 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:15,095 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:15,097 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:15,102 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:15,105 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:15,109 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:15,114 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:15,120 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:15,131 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:15,139 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:15,141 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:15,146 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:15,156 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:15,156 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:15,157 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:15,159 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:15,160 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:15,162 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:15,164 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:15,165 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:15,167 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:15,171 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:15,174 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:15,176 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:15,178 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:15,181 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:15,181 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:15,183 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:15,187 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:15,188 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:41:15,230 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:15,232 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:15,237 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:15,238 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:15,238 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:15,240 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:15,240 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:15,240 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:15,241 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:15,243 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:15,244 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:15,244 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:15,245 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:41:15,245 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:41:15,246 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:15,248 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:15,248 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:15,248 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:15,249 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:15,249 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:15,249 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:15,253 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:15,253 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:15,254 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:15,254 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:15,254 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:15,255 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:41:15,255 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:41:15,255 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:15,255 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:41:15,257 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 -> 1298ff218b6f9541d254a77a84b43c082f723276 [2019-11-25 22:41:15,840 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:15,872 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:15,881 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:15,884 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:15,886 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:15,888 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label20.c [2019-11-25 22:41:16,047 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4de8efff0/a7ba649aef09463fa96eee1c370da5d1/FLAG98372e590 [2019-11-25 22:41:17,503 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:17,505 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label20.c [2019-11-25 22:41:17,555 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4de8efff0/a7ba649aef09463fa96eee1c370da5d1/FLAG98372e590 [2019-11-25 22:41:17,594 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4de8efff0/a7ba649aef09463fa96eee1c370da5d1 [2019-11-25 22:41:17,601 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:17,608 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:17,611 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:17,613 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:17,620 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:17,621 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:17" (1/1) ... [2019-11-25 22:41:17,630 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 10:41:17, skipping insertion in model container [2019-11-25 22:41:17,631 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:17" (1/1) ... [2019-11-25 22:41:17,650 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:17,815 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:19,748 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:19,763 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:20,489 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:20,535 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:20,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:20 WrapperNode [2019-11-25 22:41:20,538 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:20,541 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:20,541 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:20,541 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:20,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:20" (1/1) ... [2019-11-25 22:41:20,652 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:20" (1/1) ... [2019-11-25 22:41:20,867 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:20,868 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:20,868 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:20,870 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:20,891 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:20" (1/1) ... [2019-11-25 22:41:20,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:20" (1/1) ... [2019-11-25 22:41:20,933 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:20" (1/1) ... [2019-11-25 22:41:20,934 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:20" (1/1) ... [2019-11-25 22:41:21,057 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:20" (1/1) ... [2019-11-25 22:41:21,106 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:20" (1/1) ... [2019-11-25 22:41:21,143 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:20" (1/1) ... [2019-11-25 22:41:21,177 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:21,189 INFO L168 Benchmark]: Toolchain (without parser) took 3576.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 857.8 MB in the end (delta: 98.0 MB). Peak memory consumption was 98.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:21,190 INFO L168 Benchmark]: CDTParser took 2.88 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 22:41:21,193 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2929.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 886.4 MB in the end (delta: 69.4 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:21,196 INFO L168 Benchmark]: Boogie Procedure Inliner took 327.25 ms. Allocated memory is still 1.0 GB. Free memory was 886.4 MB in the beginning and 869.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:21,199 INFO L168 Benchmark]: Boogie Preprocessor took 310.52 ms. Allocated memory is still 1.0 GB. Free memory was 869.3 MB in the beginning and 857.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:21,210 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.88 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 2929.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 886.4 MB in the end (delta: 69.4 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 327.25 ms. Allocated memory is still 1.0 GB. Free memory was 886.4 MB in the beginning and 869.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 310.52 ms. Allocated memory is still 1.0 GB. Free memory was 869.3 MB in the beginning and 857.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...