./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+nlh-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.3.3.ufo.UNBOUNDED.pals.c.v+nlh-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 b6bcb7c43ff429bb3ec192ecdc221aceafde1427 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.3.3.ufo.UNBOUNDED.pals.c.v+nlh-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 b6bcb7c43ff429bb3ec192ecdc221aceafde1427 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 17:18:58,313 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:18:58,319 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:18:58,355 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:18:58,356 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:18:58,357 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:18:58,361 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:18:58,377 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:18:58,382 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:18:58,388 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:18:58,390 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:18:58,396 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:18:58,400 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:18:58,405 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:18:58,407 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:18:58,411 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:18:58,415 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:18:58,420 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:18:58,426 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:18:58,435 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:18:58,441 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:18:58,447 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:18:58,452 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:18:58,454 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:18:58,463 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:18:58,464 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:18:58,466 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:18:58,468 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:18:58,469 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:18:58,472 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:18:58,472 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:18:58,474 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:18:58,477 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:18:58,478 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:18:58,483 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:18:58,483 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:18:58,487 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:18:58,487 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:18:58,488 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:18:58,493 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:18:58,495 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:18:58,497 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:18:58,536 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:18:58,537 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:18:58,541 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:18:58,543 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:18:58,543 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:18:58,544 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:18:58,544 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:18:58,544 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:18:58,545 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:18:58,546 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:18:58,547 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:18:58,549 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:18:58,549 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:18:58,550 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:18:58,550 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:18:58,550 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:18:58,552 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:18:58,552 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:18:58,552 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:18:58,553 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:18:58,556 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:18:58,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:18:58,557 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:18:58,557 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:18:58,557 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:18:58,558 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:18:58,558 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:18:58,558 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:18:58,559 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 -> b6bcb7c43ff429bb3ec192ecdc221aceafde1427 [2019-11-26 17:18:59,126 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:18:59,159 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:18:59,162 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:18:59,167 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:18:59,169 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:18:59,173 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:18:59,328 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48a6ca61c/00e583285b9548fcbc44c1f744293fc8/FLAG70e3b0408 [2019-11-26 17:19:00,454 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:19:00,458 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:19:00,504 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48a6ca61c/00e583285b9548fcbc44c1f744293fc8/FLAG70e3b0408 [2019-11-26 17:19:00,537 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48a6ca61c/00e583285b9548fcbc44c1f744293fc8 [2019-11-26 17:19:00,542 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:19:00,544 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:19:00,559 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:00,560 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:19:00,569 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:19:00,572 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:00" (1/1) ... [2019-11-26 17:19:00,576 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:00, skipping insertion in model container [2019-11-26 17:19:00,577 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:00" (1/1) ... [2019-11-26 17:19:00,602 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:19:00,747 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:19:01,955 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:01,986 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:19:02,719 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:02,770 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:19:02,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:02 WrapperNode [2019-11-26 17:19:02,779 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:02,780 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:02,781 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:19:02,781 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:19:02,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:02" (1/1) ... [2019-11-26 17:19:02,857 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:02" (1/1) ... [2019-11-26 17:19:03,041 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:03,042 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:19:03,044 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:19:03,047 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:19:03,075 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:02" (1/1) ... [2019-11-26 17:19:03,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:02" (1/1) ... [2019-11-26 17:19:03,098 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:02" (1/1) ... [2019-11-26 17:19:03,098 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:02" (1/1) ... [2019-11-26 17:19:03,160 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:02" (1/1) ... [2019-11-26 17:19:03,208 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:02" (1/1) ... [2019-11-26 17:19:03,226 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:02" (1/1) ... [2019-11-26 17:19:03,247 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:19:03,263 INFO L168 Benchmark]: Toolchain (without parser) took 2710.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 962.4 MB in the end (delta: -2.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:19:03,265 INFO L168 Benchmark]: CDTParser took 0.40 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 17:19:03,274 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2220.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 973.8 MB in the end (delta: -13.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:03,276 INFO L168 Benchmark]: Boogie Procedure Inliner took 261.01 ms. Allocated memory is still 1.0 GB. Free memory is still 968.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:19:03,277 INFO L168 Benchmark]: Boogie Preprocessor took 210.13 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 962.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:03,289 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 2220.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 973.8 MB in the end (delta: -13.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 261.01 ms. Allocated memory is still 1.0 GB. Free memory is still 968.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 210.13 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 962.4 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 0.1.24-025d5a2 [2019-11-26 17:19:06,996 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:19:07,003 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:19:07,032 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:19:07,033 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:19:07,035 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:19:07,037 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:19:07,061 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:19:07,065 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:19:07,072 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:19:07,074 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:19:07,079 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:19:07,080 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:19:07,088 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:19:07,092 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:19:07,095 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:19:07,100 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:19:07,103 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:19:07,109 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:19:07,119 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:19:07,127 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:19:07,131 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:19:07,133 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:19:07,139 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:19:07,147 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:19:07,147 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:19:07,148 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:19:07,152 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:19:07,153 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:19:07,157 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:19:07,157 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:19:07,159 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:19:07,159 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:19:07,162 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:19:07,167 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:19:07,167 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:19:07,168 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:19:07,169 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:19:07,171 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:19:07,176 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:19:07,178 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:19:07,179 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:19:07,217 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:19:07,219 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:19:07,223 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:19:07,223 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:19:07,225 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:19:07,225 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:19:07,225 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:19:07,227 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:19:07,227 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:19:07,227 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:19:07,231 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:19:07,231 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:19:07,232 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:19:07,232 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:19:07,232 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:19:07,233 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:19:07,233 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:19:07,233 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:19:07,234 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:19:07,237 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:19:07,237 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:19:07,237 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:19:07,238 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:19:07,238 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:19:07,238 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:19:07,239 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:19:07,239 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:19:07,239 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:19:07,242 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:19:07,242 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:19:07,244 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 -> b6bcb7c43ff429bb3ec192ecdc221aceafde1427 [2019-11-26 17:19:07,851 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:19:07,879 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:19:07,889 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:19:07,894 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:19:07,895 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:19:07,896 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:19:08,051 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d57771b60/dfd60c8f3f8d453487d70fde47bfaeaa/FLAG00ea70472 [2019-11-26 17:19:09,340 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:19:09,342 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:19:09,384 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d57771b60/dfd60c8f3f8d453487d70fde47bfaeaa/FLAG00ea70472 [2019-11-26 17:19:09,424 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d57771b60/dfd60c8f3f8d453487d70fde47bfaeaa [2019-11-26 17:19:09,436 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:19:09,438 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:19:09,442 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:09,444 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:19:09,451 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:19:09,454 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:09" (1/1) ... [2019-11-26 17:19:09,463 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@154195b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:09, skipping insertion in model container [2019-11-26 17:19:09,464 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:09" (1/1) ... [2019-11-26 17:19:09,484 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:19:09,625 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:19:11,002 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:11,037 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:19:11,540 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:11,590 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:19:11,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:11 WrapperNode [2019-11-26 17:19:11,595 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:11,596 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:11,599 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:19:11,599 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:19:11,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:11" (1/1) ... [2019-11-26 17:19:11,684 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:11" (1/1) ... [2019-11-26 17:19:11,836 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:11,842 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:19:11,842 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:19:11,843 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:19:11,869 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:11" (1/1) ... [2019-11-26 17:19:11,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:11" (1/1) ... [2019-11-26 17:19:11,891 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:11" (1/1) ... [2019-11-26 17:19:11,893 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:11" (1/1) ... [2019-11-26 17:19:11,956 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:11" (1/1) ... [2019-11-26 17:19:11,997 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:11" (1/1) ... [2019-11-26 17:19:12,013 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:11" (1/1) ... [2019-11-26 17:19:12,034 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:19:12,042 INFO L168 Benchmark]: Toolchain (without parser) took 2600.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 949.7 MB in the end (delta: 17.7 MB). Peak memory consumption was 17.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:12,048 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:19:12,050 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2153.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 955.4 MB in the end (delta: 12.0 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:12,051 INFO L168 Benchmark]: Boogie Procedure Inliner took 245.75 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 949.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:12,052 INFO L168 Benchmark]: Boogie Preprocessor took 193.43 ms. Allocated memory is still 1.0 GB. Free memory is still 949.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:19:12,061 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2153.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 955.4 MB in the end (delta: 12.0 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 245.75 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 949.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 193.43 ms. Allocated memory is still 1.0 GB. Free memory is still 949.7 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...