./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label01.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_label01.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 03ab13ef0348e1ecfd1768bba293320ba0bb26c0 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label01.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 03ab13ef0348e1ecfd1768bba293320ba0bb26c0 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:40:50,363 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:40:50,368 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:40:50,401 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:40:50,405 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:40:50,407 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:40:50,412 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:40:50,427 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:40:50,430 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:40:50,436 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:40:50,437 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:40:50,444 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:40:50,444 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:40:50,452 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:40:50,454 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:40:50,459 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:40:50,460 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:40:50,465 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:40:50,469 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:40:50,479 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:40:50,486 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:40:50,490 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:40:50,494 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:40:50,497 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:40:50,504 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:40:50,506 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:40:50,506 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:40:50,510 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:40:50,510 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:40:50,512 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:40:50,514 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:40:50,515 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:40:50,517 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:40:50,519 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:40:50,521 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:40:50,523 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:40:50,524 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:40:50,526 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:40:50,526 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:40:50,532 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:40:50,534 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:40:50,535 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:40:50,572 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:40:50,577 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:40:50,580 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:40:50,581 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:40:50,581 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:40:50,584 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:40:50,584 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:40:50,585 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:40:50,585 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:40:50,585 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:40:50,587 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:40:50,588 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:40:50,590 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:40:50,590 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:40:50,591 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:40:50,591 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:40:50,591 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:40:50,592 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:40:50,593 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:40:50,593 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:40:50,593 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:40:50,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:40:50,596 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:40:50,597 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:40:50,597 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:40:50,597 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:40:50,598 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:40:50,598 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:40:50,601 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 -> 03ab13ef0348e1ecfd1768bba293320ba0bb26c0 [2019-11-25 22:40:51,145 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:40:51,175 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:40:51,179 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:40:51,183 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:40:51,185 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:40:51,189 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label01.c [2019-11-25 22:40:51,345 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf5b7caa9/ff2e8d3f4ed14ec19071c9d332b1d1fa/FLAGe419bf419 [2019-11-25 22:40:52,695 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:40:52,700 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label01.c [2019-11-25 22:40:52,748 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf5b7caa9/ff2e8d3f4ed14ec19071c9d332b1d1fa/FLAGe419bf419 [2019-11-25 22:40:52,997 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf5b7caa9/ff2e8d3f4ed14ec19071c9d332b1d1fa [2019-11-25 22:40:53,009 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:40:53,012 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:40:53,018 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:40:53,018 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:40:53,025 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:40:53,031 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:52" (1/1) ... [2019-11-25 22:40:53,038 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:53, skipping insertion in model container [2019-11-25 22:40:53,039 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:52" (1/1) ... [2019-11-25 22:40:53,058 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:40:53,220 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:40:55,094 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:55,107 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:40:56,083 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:56,131 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:40:56,132 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:56 WrapperNode [2019-11-25 22:40:56,133 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:40:56,134 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:56,136 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:40:56,136 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:40:56,154 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:56" (1/1) ... [2019-11-25 22:40:56,236 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:56" (1/1) ... [2019-11-25 22:40:56,564 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:56,566 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:40:56,566 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:40:56,567 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:40:56,587 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:56" (1/1) ... [2019-11-25 22:40:56,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:56" (1/1) ... [2019-11-25 22:40:56,637 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:56" (1/1) ... [2019-11-25 22:40:56,639 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:56" (1/1) ... [2019-11-25 22:40:56,805 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:56" (1/1) ... [2019-11-25 22:40:56,858 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:56" (1/1) ... [2019-11-25 22:40:56,947 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:56" (1/1) ... [2019-11-25 22:40:57,035 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:40:57,046 INFO L168 Benchmark]: Toolchain (without parser) took 4029.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 871.5 MB in the end (delta: 82.9 MB). Peak memory consumption was 83.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:57,047 INFO L168 Benchmark]: CDTParser took 0.44 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 22:40:57,050 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3116.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 929.1 MB in the end (delta: 25.4 MB). Peak memory consumption was 48.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:57,054 INFO L168 Benchmark]: Boogie Procedure Inliner took 431.49 ms. Allocated memory is still 1.0 GB. Free memory was 929.1 MB in the beginning and 889.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:57,059 INFO L168 Benchmark]: Boogie Preprocessor took 471.62 ms. Allocated memory is still 1.0 GB. Free memory was 889.0 MB in the beginning and 871.5 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:57,068 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 3116.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 929.1 MB in the end (delta: 25.4 MB). Peak memory consumption was 48.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 431.49 ms. Allocated memory is still 1.0 GB. Free memory was 929.1 MB in the beginning and 889.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 471.62 ms. Allocated memory is still 1.0 GB. Free memory was 889.0 MB in the beginning and 871.5 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 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 22:41:00,884 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:00,887 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:00,910 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:00,912 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:00,914 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:00,932 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:00,949 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:00,952 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:00,958 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:00,960 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:00,964 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:00,967 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:00,971 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:00,975 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:00,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:00,985 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:00,990 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:00,997 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:01,005 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:01,014 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:01,020 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:01,026 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:01,028 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:01,035 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:01,035 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:01,036 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:01,038 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:01,038 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:01,040 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:01,043 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:01,044 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:01,045 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:01,048 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:01,052 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:01,053 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:01,054 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:01,054 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:01,055 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:01,056 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:01,060 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:01,061 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:41:01,099 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:01,102 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:01,105 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:01,107 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:01,107 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:01,107 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:01,109 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:01,109 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:01,109 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:01,109 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:01,112 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:01,112 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:01,112 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:41:01,113 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:41:01,115 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:01,115 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:01,115 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:01,116 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:01,116 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:01,116 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:01,118 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:01,118 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:01,118 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:01,119 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:01,119 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:01,121 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:01,121 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:41:01,121 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:41:01,122 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:01,122 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:41:01,125 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 -> 03ab13ef0348e1ecfd1768bba293320ba0bb26c0 [2019-11-25 22:41:01,714 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:01,751 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:01,759 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:01,764 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:01,765 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:01,766 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label01.c [2019-11-25 22:41:01,929 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9cf9a3bc/ead9f2f07db147cb81f684432fc0c522/FLAG8874c1263 [2019-11-25 22:41:03,402 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:03,403 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label01.c [2019-11-25 22:41:03,455 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9cf9a3bc/ead9f2f07db147cb81f684432fc0c522/FLAG8874c1263 [2019-11-25 22:41:03,492 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9cf9a3bc/ead9f2f07db147cb81f684432fc0c522 [2019-11-25 22:41:03,500 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:03,505 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:03,511 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:03,511 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:03,517 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:03,522 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:03" (1/1) ... [2019-11-25 22:41:03,530 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 10:41:03, skipping insertion in model container [2019-11-25 22:41:03,530 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:03" (1/1) ... [2019-11-25 22:41:03,552 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:03,709 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:05,855 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:05,872 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:06,677 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:06,725 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:06,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06 WrapperNode [2019-11-25 22:41:06,727 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:06,728 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:06,731 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:06,731 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:06,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:06,839 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:07,037 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:07,040 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:07,040 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:07,043 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:07,066 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:07,069 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:07,108 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:07,112 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:07,220 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:07,271 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:07,296 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:07,318 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:07,329 INFO L168 Benchmark]: Toolchain (without parser) took 3817.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 852.0 MB in the end (delta: 109.5 MB). Peak memory consumption was 109.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:07,330 INFO L168 Benchmark]: CDTParser took 2.42 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 22:41:07,334 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3216.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 880.7 MB in the end (delta: 80.9 MB). Peak memory consumption was 80.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:07,335 INFO L168 Benchmark]: Boogie Procedure Inliner took 312.09 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:07,339 INFO L168 Benchmark]: Boogie Preprocessor took 280.11 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:07,349 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.42 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 3216.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 880.7 MB in the end (delta: 80.9 MB). Peak memory consumption was 80.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 312.09 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 280.11 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 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...