./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.4.ufo.BOUNDED-10.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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.5.4.ufo.BOUNDED-10.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 d1e1d6a15ad51cd18813a716d32ee64374ab9139 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.5.4.ufo.BOUNDED-10.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 d1e1d6a15ad51cd18813a716d32ee64374ab9139 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:19:37,238 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:19:37,241 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:19:37,269 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:19:37,270 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:19:37,273 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:19:37,277 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:19:37,303 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:19:37,307 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:19:37,312 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:19:37,315 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:19:37,320 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:19:37,324 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:19:37,329 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:19:37,332 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:19:37,338 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:19:37,339 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:19:37,347 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:19:37,352 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:19:37,362 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:19:37,367 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:19:37,373 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:19:37,378 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:19:37,382 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:19:37,388 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:19:37,392 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:19:37,392 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:19:37,394 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:19:37,395 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:19:37,396 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:19:37,399 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:19:37,400 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:19:37,401 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:19:37,406 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:19:37,407 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:19:37,408 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:19:37,410 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:19:37,411 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:19:37,411 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:19:37,415 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:19:37,419 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:19:37,420 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:19:37,461 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:19:37,461 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:19:37,464 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:19:37,464 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:19:37,464 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:19:37,465 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:19:37,466 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:19:37,466 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:19:37,466 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:19:37,468 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:19:37,469 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:19:37,469 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:19:37,470 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:19:37,471 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:19:37,471 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:19:37,472 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:19:37,472 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:19:37,473 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:19:37,477 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:19:37,477 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:19:37,478 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:19:37,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:19:37,478 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:19:37,479 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:19:37,479 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:19:37,479 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:19:37,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:19:37,480 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:19:37,480 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 -> d1e1d6a15ad51cd18813a716d32ee64374ab9139 [2019-11-26 17:19:38,056 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:19:38,084 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:19:38,091 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:19:38,096 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:19:38,096 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:19:38,098 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.4.ufo.BOUNDED-10.pals.c.v+cfa-reducer.c [2019-11-26 17:19:38,268 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53100f31e/842d74cdb0f04589ad0bd2d646473b32/FLAG1945aa97a [2019-11-26 17:19:39,693 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:19:39,695 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.4.ufo.BOUNDED-10.pals.c.v+cfa-reducer.c [2019-11-26 17:19:39,745 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53100f31e/842d74cdb0f04589ad0bd2d646473b32/FLAG1945aa97a [2019-11-26 17:19:39,782 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53100f31e/842d74cdb0f04589ad0bd2d646473b32 [2019-11-26 17:19:39,787 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:19:39,789 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:19:39,799 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:39,799 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:19:39,808 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:19:39,809 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:39" (1/1) ... [2019-11-26 17:19:39,816 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17f30041 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:39, skipping insertion in model container [2019-11-26 17:19:39,819 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:39" (1/1) ... [2019-11-26 17:19:39,832 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:19:40,030 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:19:41,589 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:41,634 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:19:42,245 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:42,312 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:19:42,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:42 WrapperNode [2019-11-26 17:19:42,315 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:42,316 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:42,318 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:19:42,318 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:19:42,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:42" (1/1) ... [2019-11-26 17:19:42,408 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:42" (1/1) ... [2019-11-26 17:19:42,568 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:42,570 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:19:42,572 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:19:42,572 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:19:42,594 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:42" (1/1) ... [2019-11-26 17:19:42,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:42" (1/1) ... [2019-11-26 17:19:42,612 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:42" (1/1) ... [2019-11-26 17:19:42,612 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:42" (1/1) ... [2019-11-26 17:19:42,690 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:42" (1/1) ... [2019-11-26 17:19:42,743 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:42" (1/1) ... [2019-11-26 17:19:42,765 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:42" (1/1) ... [2019-11-26 17:19:42,794 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:19:42,804 INFO L168 Benchmark]: Toolchain (without parser) took 3010.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 931.7 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:42,805 INFO L168 Benchmark]: CDTParser took 0.32 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. [2019-11-26 17:19:42,811 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2516.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 948.9 MB in the end (delta: 7.0 MB). Peak memory consumption was 32.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:42,812 INFO L168 Benchmark]: Boogie Procedure Inliner took 254.20 ms. Allocated memory is still 1.0 GB. Free memory was 948.9 MB in the beginning and 943.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:42,817 INFO L168 Benchmark]: Boogie Preprocessor took 226.30 ms. Allocated memory is still 1.0 GB. Free memory was 943.2 MB in the beginning and 931.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:42,826 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 2516.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 948.9 MB in the end (delta: 7.0 MB). Peak memory consumption was 32.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 254.20 ms. Allocated memory is still 1.0 GB. Free memory was 948.9 MB in the beginning and 943.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 226.30 ms. Allocated memory is still 1.0 GB. Free memory was 943.2 MB in the beginning and 931.7 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:19:46,848 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:19:46,851 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:19:46,880 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:19:46,881 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:19:46,884 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:19:46,887 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:19:46,914 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:19:46,918 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:19:46,923 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:19:46,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:19:46,934 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:19:46,935 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:19:46,939 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:19:46,944 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:19:46,950 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:19:46,952 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:19:46,957 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:19:46,964 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:19:46,973 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:19:46,978 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:19:46,985 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:19:46,989 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:19:46,992 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:19:47,000 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:19:47,000 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:19:47,003 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:19:47,005 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:19:47,006 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:19:47,007 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:19:47,011 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:19:47,012 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:19:47,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:19:47,019 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:19:47,021 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:19:47,021 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:19:47,022 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:19:47,022 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:19:47,023 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:19:47,026 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:19:47,029 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:19:47,030 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:19:47,068 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:19:47,070 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:19:47,074 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:19:47,078 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:19:47,078 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:19:47,079 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:19:47,079 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:19:47,080 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:19:47,080 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:19:47,080 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:19:47,082 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:19:47,082 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:19:47,085 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:19:47,086 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:19:47,086 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:19:47,086 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:19:47,087 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:19:47,087 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:19:47,090 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:19:47,090 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:19:47,091 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:19:47,091 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:19:47,091 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:19:47,092 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:19:47,092 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:19:47,092 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:19:47,095 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:19:47,095 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:19:47,096 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:19:47,096 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:19:47,097 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 -> d1e1d6a15ad51cd18813a716d32ee64374ab9139 [2019-11-26 17:19:47,720 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:19:47,753 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:19:47,757 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:19:47,762 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:19:47,765 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:19:47,767 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.4.ufo.BOUNDED-10.pals.c.v+cfa-reducer.c [2019-11-26 17:19:47,927 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f759d87eb/9bca1b11c29849ea86374a002e3fe1c3/FLAG6a6b50e0e [2019-11-26 17:19:49,353 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:19:49,355 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.4.ufo.BOUNDED-10.pals.c.v+cfa-reducer.c [2019-11-26 17:19:49,399 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f759d87eb/9bca1b11c29849ea86374a002e3fe1c3/FLAG6a6b50e0e [2019-11-26 17:19:49,438 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f759d87eb/9bca1b11c29849ea86374a002e3fe1c3 [2019-11-26 17:19:49,452 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:19:49,454 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:19:49,458 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:49,460 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:19:49,468 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:19:49,469 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:49" (1/1) ... [2019-11-26 17:19:49,475 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@683e04ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:49, skipping insertion in model container [2019-11-26 17:19:49,475 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:49" (1/1) ... [2019-11-26 17:19:49,485 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:19:49,688 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:19:51,633 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:51,668 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:19:52,293 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:52,364 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:19:52,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:52 WrapperNode [2019-11-26 17:19:52,366 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:52,368 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:52,370 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:19:52,371 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:19:52,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:52" (1/1) ... [2019-11-26 17:19:52,490 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:52" (1/1) ... [2019-11-26 17:19:52,706 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:52,707 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:19:52,707 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:19:52,707 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:19:52,728 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:52" (1/1) ... [2019-11-26 17:19:52,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:52" (1/1) ... [2019-11-26 17:19:52,757 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:52" (1/1) ... [2019-11-26 17:19:52,760 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:52" (1/1) ... [2019-11-26 17:19:52,865 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:52" (1/1) ... [2019-11-26 17:19:52,932 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:52" (1/1) ... [2019-11-26 17:19:52,962 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:52" (1/1) ... [2019-11-26 17:19:53,002 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:19:53,010 INFO L168 Benchmark]: Toolchain (without parser) took 3550.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 921.7 MB in the end (delta: 34.3 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:53,013 INFO L168 Benchmark]: CDTParser took 1.02 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. [2019-11-26 17:19:53,015 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2909.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 944.6 MB in the end (delta: 11.4 MB). Peak memory consumption was 32.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:53,019 INFO L168 Benchmark]: Boogie Procedure Inliner took 338.86 ms. Allocated memory is still 1.0 GB. Free memory was 944.6 MB in the beginning and 933.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:53,022 INFO L168 Benchmark]: Boogie Preprocessor took 295.62 ms. Allocated memory is still 1.0 GB. Free memory was 933.1 MB in the beginning and 921.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:53,033 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.02 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 2909.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 944.6 MB in the end (delta: 11.4 MB). Peak memory consumption was 32.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 338.86 ms. Allocated memory is still 1.0 GB. Free memory was 944.6 MB in the beginning and 933.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 295.62 ms. Allocated memory is still 1.0 GB. Free memory was 933.1 MB in the beginning and 921.7 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...