./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-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 aa19815b8e1e173f7acd2668377ece4a488cee73 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.1.ufo.UNBOUNDED.pals.c.v+lhb-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 aa19815b8e1e173f7acd2668377ece4a488cee73 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:11:49,305 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:11:49,309 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:11:49,333 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:11:49,334 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:11:49,337 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:11:49,354 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:11:49,370 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:11:49,374 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:11:49,380 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:11:49,382 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:11:49,388 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:11:49,390 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:11:49,397 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:11:49,404 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:11:49,407 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:11:49,408 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:11:49,413 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:11:49,418 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:11:49,427 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:11:49,436 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:11:49,445 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:11:49,446 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:11:49,451 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:11:49,459 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:11:49,462 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:11:49,462 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:11:49,465 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:11:49,467 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:11:49,468 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:11:49,470 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:11:49,471 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:11:49,473 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:11:49,476 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:11:49,480 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:11:49,481 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:11:49,482 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:11:49,484 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:11:49,484 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:11:49,485 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:11:49,491 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:11:49,492 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:11:49,535 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:11:49,535 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:11:49,539 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:11:49,542 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:11:49,542 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:11:49,543 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:11:49,552 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:11:49,554 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:11:49,554 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:11:49,554 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:11:49,557 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:11:49,557 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:11:49,558 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:11:49,559 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:11:49,559 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:11:49,561 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:11:49,561 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:11:49,562 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:11:49,570 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:11:49,579 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:11:49,582 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:11:49,583 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:11:49,585 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:11:49,588 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:11:49,591 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:11:49,591 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:11:49,592 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:11:49,594 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:11:49,594 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 -> aa19815b8e1e173f7acd2668377ece4a488cee73 [2019-11-25 23:11:50,208 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:11:50,239 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:11:50,243 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:11:50,249 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:11:50,250 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:11:50,252 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-25 23:11:50,412 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66be76a4e/1a3e1a4da0a34de29d3903822658771c/FLAGfbd58f784 [2019-11-25 23:11:51,904 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:11:51,905 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-25 23:11:51,971 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66be76a4e/1a3e1a4da0a34de29d3903822658771c/FLAGfbd58f784 [2019-11-25 23:11:51,999 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66be76a4e/1a3e1a4da0a34de29d3903822658771c [2019-11-25 23:11:52,003 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:11:52,006 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:11:52,015 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:52,015 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:11:52,026 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:11:52,027 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:52" (1/1) ... [2019-11-25 23:11:52,032 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 25.11 11:11:52, skipping insertion in model container [2019-11-25 23:11:52,033 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:52" (1/1) ... [2019-11-25 23:11:52,043 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:11:52,364 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:11:55,552 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:55,589 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:11:58,439 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:58,502 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:11:58,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:58 WrapperNode [2019-11-25 23:11:58,504 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:58,505 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:58,507 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:11:58,507 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:11:58,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:58" (1/1) ... [2019-11-25 23:11:58,615 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:58" (1/1) ... [2019-11-25 23:11:58,807 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:58,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:11:58,809 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:11:58,809 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:11:58,832 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:58" (1/1) ... [2019-11-25 23:11:58,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:58" (1/1) ... [2019-11-25 23:11:58,854 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:58" (1/1) ... [2019-11-25 23:11:58,857 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:58" (1/1) ... [2019-11-25 23:11:58,944 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:58" (1/1) ... [2019-11-25 23:11:59,001 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:58" (1/1) ... [2019-11-25 23:11:59,024 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:58" (1/1) ... [2019-11-25 23:11:59,058 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:11:59,069 INFO L168 Benchmark]: Toolchain (without parser) took 7055.30 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 908.2 MB in the end (delta: 47.8 MB). Peak memory consumption was 47.9 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:59,070 INFO L168 Benchmark]: CDTParser took 2.08 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:11:59,072 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6489.68 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 931.1 MB in the end (delta: 24.8 MB). Peak memory consumption was 45.1 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:59,075 INFO L168 Benchmark]: Boogie Procedure Inliner took 303.22 ms. Allocated memory is still 1.0 GB. Free memory was 931.1 MB in the beginning and 919.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:59,078 INFO L168 Benchmark]: Boogie Preprocessor took 249.61 ms. Allocated memory is still 1.0 GB. Free memory was 919.7 MB in the beginning and 908.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:59,090 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.08 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 6489.68 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 931.1 MB in the end (delta: 24.8 MB). Peak memory consumption was 45.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 303.22 ms. Allocated memory is still 1.0 GB. Free memory was 931.1 MB in the beginning and 919.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 249.61 ms. Allocated memory is still 1.0 GB. Free memory was 919.7 MB in the beginning and 908.2 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 0.1.24-65d6cd2 [2019-11-25 23:12:02,977 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:12:02,982 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:12:03,020 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:12:03,021 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:12:03,025 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:12:03,028 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:12:03,046 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:12:03,049 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:12:03,056 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:12:03,062 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:12:03,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:12:03,066 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:12:03,073 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:12:03,078 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:12:03,080 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:12:03,085 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:12:03,089 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:12:03,096 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:12:03,105 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:12:03,111 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:12:03,118 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:12:03,122 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:12:03,124 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:12:03,133 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:12:03,135 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:12:03,135 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:12:03,139 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:12:03,140 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:12:03,142 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:12:03,144 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:12:03,145 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:12:03,149 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:12:03,152 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:12:03,156 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:12:03,157 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:12:03,158 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:12:03,161 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:12:03,161 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:12:03,162 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:12:03,166 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:12:03,168 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:12:03,208 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:12:03,209 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:12:03,215 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:12:03,215 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:12:03,216 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:12:03,216 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:12:03,216 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:12:03,217 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:12:03,218 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:12:03,218 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:12:03,219 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:12:03,221 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:12:03,221 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:12:03,222 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:12:03,222 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:12:03,224 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:12:03,224 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:12:03,224 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:12:03,225 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:12:03,225 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:12:03,227 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:12:03,227 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:12:03,227 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:12:03,228 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:12:03,228 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:12:03,230 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:12:03,230 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:12:03,230 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:12:03,231 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:12:03,231 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:12:03,235 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 -> aa19815b8e1e173f7acd2668377ece4a488cee73 [2019-11-25 23:12:03,800 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:12:03,828 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:12:03,836 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:12:03,841 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:12:03,844 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:12:03,846 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-25 23:12:04,015 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ec632e08/75acd5b711e84b9ba269e11bb3a87fa9/FLAGda35440b5 [2019-11-25 23:12:05,516 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:12:05,517 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-25 23:12:05,582 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ec632e08/75acd5b711e84b9ba269e11bb3a87fa9/FLAGda35440b5 [2019-11-25 23:12:05,621 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ec632e08/75acd5b711e84b9ba269e11bb3a87fa9 [2019-11-25 23:12:05,631 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:12:05,634 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:12:05,644 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:12:05,644 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:12:05,651 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:12:05,653 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:12:05" (1/1) ... [2019-11-25 23:12:05,661 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@935812 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:05, skipping insertion in model container [2019-11-25 23:12:05,662 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:12:05" (1/1) ... [2019-11-25 23:12:05,683 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:12:06,032 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:12:09,615 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:12:09,653 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:12:12,783 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:12:12,841 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:12:12,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:12 WrapperNode [2019-11-25 23:12:12,843 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:12:12,845 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:12:12,848 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:12:12,848 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:12:12,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:12" (1/1) ... [2019-11-25 23:12:12,974 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:12" (1/1) ... [2019-11-25 23:12:13,161 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:12:13,162 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:12:13,164 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:12:13,164 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:12:13,188 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:12" (1/1) ... [2019-11-25 23:12:13,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:12" (1/1) ... [2019-11-25 23:12:13,210 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:12" (1/1) ... [2019-11-25 23:12:13,212 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:12" (1/1) ... [2019-11-25 23:12:13,324 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:12" (1/1) ... [2019-11-25 23:12:13,381 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:12" (1/1) ... [2019-11-25 23:12:13,415 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:12" (1/1) ... [2019-11-25 23:12:13,454 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:12:13,465 INFO L168 Benchmark]: Toolchain (without parser) took 7828.08 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 862.4 MB in the end (delta: 93.6 MB). Peak memory consumption was 93.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:13,467 INFO L168 Benchmark]: CDTParser took 1.76 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:12:13,470 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7201.16 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 885.3 MB in the end (delta: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:13,472 INFO L168 Benchmark]: Boogie Procedure Inliner took 316.41 ms. Allocated memory is still 1.0 GB. Free memory was 885.3 MB in the beginning and 873.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:13,477 INFO L168 Benchmark]: Boogie Preprocessor took 296.50 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 862.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:13,488 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.76 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 7201.16 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 885.3 MB in the end (delta: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 316.41 ms. Allocated memory is still 1.0 GB. Free memory was 885.3 MB in the beginning and 873.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 296.50 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 862.4 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...