./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3_overflow.ufo.UNBOUNDED.pals.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/seq-mthreaded/pals_opt-floodmax.3_overflow.ufo.UNBOUNDED.pals.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 468b29cfb24d6cff5e2e06621210ec616732a734 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/seq-mthreaded/pals_opt-floodmax.3_overflow.ufo.UNBOUNDED.pals.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 468b29cfb24d6cff5e2e06621210ec616732a734 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 23:06:49,144 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:06:49,151 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:06:49,184 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:06:49,188 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:06:49,190 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:06:49,196 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:06:49,209 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:06:49,212 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:06:49,220 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:06:49,221 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:06:49,226 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:06:49,229 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:06:49,234 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:06:49,238 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:06:49,243 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:06:49,245 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:06:49,250 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:06:49,257 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:06:49,265 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:06:49,272 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:06:49,279 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:06:49,281 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:06:49,286 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:06:49,293 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:06:49,294 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:06:49,296 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:06:49,298 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:06:49,299 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:06:49,302 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:06:49,304 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:06:49,305 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:06:49,307 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:06:49,311 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:06:49,316 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:06:49,316 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:06:49,317 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:06:49,320 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:06:49,320 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:06:49,324 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:06:49,326 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:06:49,328 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:06:49,371 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:06:49,372 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:06:49,376 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:06:49,376 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:06:49,378 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:06:49,378 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:06:49,378 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:06:49,380 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:06:49,380 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:06:49,380 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:06:49,382 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:06:49,384 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:06:49,384 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:06:49,385 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:06:49,385 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:06:49,385 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:06:49,386 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:06:49,386 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:06:49,387 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:06:49,391 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:06:49,391 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:06:49,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:06:49,392 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:06:49,392 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:06:49,392 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:06:49,393 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:06:49,393 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:06:49,393 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:06:49,394 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 -> 468b29cfb24d6cff5e2e06621210ec616732a734 [2019-11-25 23:06:49,984 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:06:50,011 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:06:50,018 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:06:50,022 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:06:50,027 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:06:50,028 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3_overflow.ufo.UNBOUNDED.pals.c [2019-11-25 23:06:50,182 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb772107d/f2b53b8a8a2c4cc69a52111efba96b6b/FLAG0db3659dc [2019-11-25 23:06:51,315 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:06:51,317 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3_overflow.ufo.UNBOUNDED.pals.c [2019-11-25 23:06:51,352 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb772107d/f2b53b8a8a2c4cc69a52111efba96b6b/FLAG0db3659dc [2019-11-25 23:06:51,841 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb772107d/f2b53b8a8a2c4cc69a52111efba96b6b [2019-11-25 23:06:51,849 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:06:51,855 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:06:51,858 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:06:51,860 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:06:51,866 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:06:51,869 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:06:51" (1/1) ... [2019-11-25 23:06:51,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b8ca7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:51, skipping insertion in model container [2019-11-25 23:06:51,879 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:06:51" (1/1) ... [2019-11-25 23:06:51,899 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:06:51,998 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:06:52,824 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:06:52,853 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:06:53,022 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:06:53,076 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:06:53,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:53 WrapperNode [2019-11-25 23:06:53,078 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:06:53,085 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:06:53,085 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:06:53,086 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:06:53,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:53" (1/1) ... [2019-11-25 23:06:53,136 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:53" (1/1) ... [2019-11-25 23:06:53,227 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:06:53,228 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:06:53,228 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:06:53,229 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:06:53,247 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:53" (1/1) ... [2019-11-25 23:06:53,248 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:53" (1/1) ... [2019-11-25 23:06:53,259 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:53" (1/1) ... [2019-11-25 23:06:53,262 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:53" (1/1) ... [2019-11-25 23:06:53,297 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:53" (1/1) ... [2019-11-25 23:06:53,320 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:53" (1/1) ... [2019-11-25 23:06:53,328 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:53" (1/1) ... [2019-11-25 23:06:53,351 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:06:53,365 INFO L168 Benchmark]: Toolchain (without parser) took 1502.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.2 MB in the end (delta: -16.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:06:53,368 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 23:06:53,374 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1219.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 989.7 MB in the end (delta: -28.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:06:53,377 INFO L168 Benchmark]: Boogie Procedure Inliner took 142.84 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:06:53,378 INFO L168 Benchmark]: Boogie Preprocessor took 126.53 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:06:53,393 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 1219.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 989.7 MB in the end (delta: -28.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 142.84 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 126.53 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:06:57,129 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:06:57,135 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:06:57,168 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:06:57,172 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:06:57,174 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:06:57,180 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:06:57,194 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:06:57,199 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:06:57,206 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:06:57,208 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:06:57,213 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:06:57,214 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:06:57,222 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:06:57,223 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:06:57,229 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:06:57,231 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:06:57,235 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:06:57,241 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:06:57,249 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:06:57,259 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:06:57,265 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:06:57,272 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:06:57,274 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:06:57,281 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:06:57,283 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:06:57,283 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:06:57,287 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:06:57,288 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:06:57,292 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:06:57,292 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:06:57,293 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:06:57,297 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:06:57,299 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:06:57,302 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:06:57,304 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:06:57,308 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:06:57,308 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:06:57,309 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:06:57,310 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:06:57,314 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:06:57,315 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:06:57,359 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:06:57,361 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:06:57,365 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:06:57,367 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:06:57,367 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:06:57,368 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:06:57,369 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:06:57,369 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:06:57,369 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:06:57,371 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:06:57,372 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:06:57,373 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:06:57,374 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:06:57,374 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:06:57,376 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:06:57,376 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:06:57,376 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:06:57,377 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:06:57,379 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:06:57,379 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:06:57,380 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:06:57,380 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:06:57,380 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:06:57,381 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:06:57,382 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:06:57,382 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:06:57,382 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:06:57,385 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:06:57,385 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:06:57,386 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:06:57,387 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 -> 468b29cfb24d6cff5e2e06621210ec616732a734 [2019-11-25 23:06:57,979 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:06:58,011 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:06:58,017 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:06:58,024 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:06:58,024 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:06:58,028 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3_overflow.ufo.UNBOUNDED.pals.c [2019-11-25 23:06:58,183 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5d907b50/4f4a35052c894e21ae00e26f43fbd659/FLAG3d749a634 [2019-11-25 23:06:59,330 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:06:59,331 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3_overflow.ufo.UNBOUNDED.pals.c [2019-11-25 23:06:59,366 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5d907b50/4f4a35052c894e21ae00e26f43fbd659/FLAG3d749a634 [2019-11-25 23:06:59,878 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5d907b50/4f4a35052c894e21ae00e26f43fbd659 [2019-11-25 23:06:59,884 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:06:59,886 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:06:59,899 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:06:59,899 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:06:59,906 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:06:59,909 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:06:59" (1/1) ... [2019-11-25 23:06:59,917 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@241a7325 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:59, skipping insertion in model container [2019-11-25 23:06:59,917 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:06:59" (1/1) ... [2019-11-25 23:06:59,938 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:07:00,037 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:07:00,866 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:07:00,903 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:07:01,112 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:07:01,157 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:07:01,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:01 WrapperNode [2019-11-25 23:07:01,158 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:07:01,159 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:07:01,159 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:07:01,159 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:07:01,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:01" (1/1) ... [2019-11-25 23:07:01,217 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:01" (1/1) ... [2019-11-25 23:07:01,302 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:07:01,306 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:07:01,307 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:07:01,317 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:07:01,341 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:01" (1/1) ... [2019-11-25 23:07:01,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:01" (1/1) ... [2019-11-25 23:07:01,353 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:01" (1/1) ... [2019-11-25 23:07:01,361 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:01" (1/1) ... [2019-11-25 23:07:01,395 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:01" (1/1) ... [2019-11-25 23:07:01,433 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:01" (1/1) ... [2019-11-25 23:07:01,451 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:01" (1/1) ... [2019-11-25 23:07:01,469 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:07:01,478 INFO L168 Benchmark]: Toolchain (without parser) took 1590.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 979.9 MB in the end (delta: -19.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:07:01,482 INFO L168 Benchmark]: CDTParser took 0.46 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 23:07:01,484 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1259.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 985.6 MB in the end (delta: -25.4 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:07:01,487 INFO L168 Benchmark]: Boogie Procedure Inliner took 146.96 ms. Allocated memory is still 1.0 GB. Free memory was 985.6 MB in the beginning and 979.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:07:01,490 INFO L168 Benchmark]: Boogie Preprocessor took 163.28 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:07:01,502 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 1259.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 985.6 MB in the end (delta: -25.4 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 146.96 ms. Allocated memory is still 1.0 GB. Free memory was 985.6 MB in the beginning and 979.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 163.28 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...