./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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-reduced/pals_opt-floodmax.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.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 85e2915a1e5611123fc26d5867774f120ea4e6a6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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-reduced/pals_opt-floodmax.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.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 85e2915a1e5611123fc26d5867774f120ea4e6a6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:06:48,287 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:06:48,293 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:06:48,322 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:06:48,324 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:06:48,327 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:06:48,338 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:06:48,354 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:06:48,357 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:06:48,365 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:06:48,367 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:06:48,372 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:06:48,373 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:06:48,379 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:06:48,382 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:06:48,386 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:06:48,390 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:06:48,395 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:06:48,398 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:06:48,409 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:06:48,418 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:06:48,424 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:06:48,427 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:06:48,431 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:06:48,440 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:06:48,441 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:06:48,441 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:06:48,446 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:06:48,447 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:06:48,448 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:06:48,450 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:06:48,451 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:06:48,453 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:06:48,456 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:06:48,459 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:06:48,461 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:06:48,463 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:06:48,465 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:06:48,465 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:06:48,468 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:06:48,473 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:06:48,474 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:06:48,513 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:06:48,516 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:06:48,519 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:06:48,521 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:06:48,521 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:06:48,521 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:06:48,523 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:06:48,523 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:06:48,523 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:06:48,524 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:06:48,527 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:06:48,527 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:06:48,528 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:06:48,528 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:06:48,529 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:06:48,529 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:06:48,531 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:06:48,531 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:06:48,531 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:06:48,532 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:06:48,532 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:06:48,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:06:48,534 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:06:48,534 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:06:48,535 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:06:48,535 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:06:48,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:06:48,537 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:06:48,537 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 -> 85e2915a1e5611123fc26d5867774f120ea4e6a6 [2019-11-27 10:06:49,106 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:06:49,141 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:06:49,147 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:06:49,151 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:06:49,153 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:06:49,157 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-27 10:06:49,317 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69e0807bf/4e320b22d4f849adb96b73e66b9b1f86/FLAG3ad9e97fa [2019-11-27 10:06:50,479 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:06:50,485 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-27 10:06:50,522 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69e0807bf/4e320b22d4f849adb96b73e66b9b1f86/FLAG3ad9e97fa [2019-11-27 10:06:50,565 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69e0807bf/4e320b22d4f849adb96b73e66b9b1f86 [2019-11-27 10:06:50,572 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:06:50,576 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:06:50,580 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:50,583 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:06:50,590 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:06:50,594 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:50" (1/1) ... [2019-11-27 10:06:50,599 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:50, skipping insertion in model container [2019-11-27 10:06:50,601 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:50" (1/1) ... [2019-11-27 10:06:50,614 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:06:50,732 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:06:51,558 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:51,591 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:06:51,781 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:51,832 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:06:51,833 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:51 WrapperNode [2019-11-27 10:06:51,834 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:51,836 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:51,836 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:06:51,836 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:06:51,846 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:51" (1/1) ... [2019-11-27 10:06:51,894 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:51" (1/1) ... [2019-11-27 10:06:51,982 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:51,983 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:06:51,983 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:06:51,984 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:06:52,002 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:51" (1/1) ... [2019-11-27 10:06:52,003 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:51" (1/1) ... [2019-11-27 10:06:52,015 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:51" (1/1) ... [2019-11-27 10:06:52,015 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:51" (1/1) ... [2019-11-27 10:06:52,038 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:51" (1/1) ... [2019-11-27 10:06:52,056 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:51" (1/1) ... [2019-11-27 10:06:52,064 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:51" (1/1) ... [2019-11-27 10:06:52,088 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:06:52,102 INFO L168 Benchmark]: Toolchain (without parser) took 1521.17 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 978.1 MB in the end (delta: -16.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:52,106 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. [2019-11-27 10:06:52,111 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1254.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 983.9 MB in the end (delta: -22.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:52,113 INFO L168 Benchmark]: Boogie Procedure Inliner took 147.07 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. [2019-11-27 10:06:52,115 INFO L168 Benchmark]: Boogie Preprocessor took 110.61 ms. Allocated memory is still 1.0 GB. Free memory was 983.9 MB in the beginning and 978.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:52,127 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 1254.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 983.9 MB in the end (delta: -22.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 147.07 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 110.61 ms. Allocated memory is still 1.0 GB. Free memory was 983.9 MB in the beginning and 978.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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-da95e15 [2019-11-27 10:06:55,935 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:06:55,941 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:06:55,972 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:06:55,973 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:06:55,976 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:06:55,981 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:06:55,997 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:06:56,000 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:06:56,008 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:06:56,010 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:06:56,014 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:06:56,016 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:06:56,023 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:06:56,027 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:06:56,029 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:06:56,033 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:06:56,037 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:06:56,045 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:06:56,054 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:06:56,061 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:06:56,066 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:06:56,069 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:06:56,074 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:06:56,082 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:06:56,083 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:06:56,083 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:06:56,087 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:06:56,087 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:06:56,088 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:06:56,091 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:06:56,092 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:06:56,095 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:06:56,097 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:06:56,100 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:06:56,103 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:06:56,104 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:06:56,105 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:06:56,106 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:06:56,109 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:06:56,112 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:06:56,114 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:06:56,157 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:06:56,157 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:06:56,162 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:06:56,162 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:06:56,163 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:06:56,164 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:06:56,164 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:06:56,167 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:06:56,167 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:06:56,167 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:06:56,169 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:06:56,169 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:06:56,169 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:06:56,170 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:06:56,170 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:06:56,171 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:06:56,172 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:06:56,172 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:06:56,172 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:06:56,176 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:06:56,176 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:06:56,176 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:06:56,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:06:56,177 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:06:56,177 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:06:56,178 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:06:56,178 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:06:56,178 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:06:56,179 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:06:56,179 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:06:56,182 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 -> 85e2915a1e5611123fc26d5867774f120ea4e6a6 [2019-11-27 10:06:56,699 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:06:56,731 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:06:56,739 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:06:56,741 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:06:56,744 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:06:56,746 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-27 10:06:56,904 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44a8bf5ea/154c14f5b804414ebe22b5118aee33db/FLAGa8e3fbec8 [2019-11-27 10:06:58,085 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:06:58,088 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-27 10:06:58,123 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44a8bf5ea/154c14f5b804414ebe22b5118aee33db/FLAGa8e3fbec8 [2019-11-27 10:06:58,163 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44a8bf5ea/154c14f5b804414ebe22b5118aee33db [2019-11-27 10:06:58,173 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:06:58,178 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:06:58,184 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:58,185 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:06:58,194 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:06:58,196 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:58" (1/1) ... [2019-11-27 10:06:58,206 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:58, skipping insertion in model container [2019-11-27 10:06:58,207 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:58" (1/1) ... [2019-11-27 10:06:58,226 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:06:58,336 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:06:59,272 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:59,293 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:06:59,547 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:59,593 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:06:59,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:59 WrapperNode [2019-11-27 10:06:59,605 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:59,610 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:59,610 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:06:59,612 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:06:59,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:59" (1/1) ... [2019-11-27 10:06:59,666 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:59" (1/1) ... [2019-11-27 10:06:59,755 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:59,759 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:06:59,759 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:06:59,760 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:06:59,776 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:59" (1/1) ... [2019-11-27 10:06:59,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:59" (1/1) ... [2019-11-27 10:06:59,790 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:59" (1/1) ... [2019-11-27 10:06:59,791 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:59" (1/1) ... [2019-11-27 10:06:59,822 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:59" (1/1) ... [2019-11-27 10:06:59,838 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:59" (1/1) ... [2019-11-27 10:06:59,846 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:59" (1/1) ... [2019-11-27 10:06:59,857 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:06:59,865 INFO L168 Benchmark]: Toolchain (without parser) took 1683.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.7 MB in the end (delta: -11.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:59,869 INFO L168 Benchmark]: CDTParser took 0.47 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. [2019-11-27 10:06:59,880 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1425.17 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 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:59,881 INFO L168 Benchmark]: Boogie Procedure Inliner took 148.79 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:59,882 INFO L168 Benchmark]: Boogie Preprocessor took 99.67 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:59,890 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 1425.17 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 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 148.79 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 99.67 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...