./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.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_lcr-var-start-time.4.1.ufo.BOUNDED-8.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 35b95f7a26fd3d30c393f7284e1a461c5efc3d64 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_lcr-var-start-time.4.1.ufo.BOUNDED-8.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 35b95f7a26fd3d30c393f7284e1a461c5efc3d64 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 17:17:11,371 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:11,381 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:11,413 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:11,414 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:11,416 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:11,422 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:11,438 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:11,441 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:11,449 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:11,450 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:11,456 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:11,458 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:11,464 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:11,468 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:11,472 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:11,476 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:11,479 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:11,485 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:11,493 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:11,502 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:11,511 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:11,514 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:11,516 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:11,526 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:11,527 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:11,527 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:11,531 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:11,531 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:11,535 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:11,535 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:11,538 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:11,539 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:11,543 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:11,545 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:11,547 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:11,548 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:11,550 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:11,550 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:11,554 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:11,555 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:11,558 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:17:11,597 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:11,600 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:11,603 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:11,603 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:11,603 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:11,604 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:11,605 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:11,605 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:17:11,605 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:11,606 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:11,608 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:11,608 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:11,609 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:11,610 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:11,610 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:11,611 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:11,612 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:11,612 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:11,614 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:11,614 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:11,614 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:11,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:11,615 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:11,615 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:11,618 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:11,618 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:17:11,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:17:11,619 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:11,619 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 -> 35b95f7a26fd3d30c393f7284e1a461c5efc3d64 [2019-11-26 17:17:12,204 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:12,231 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:12,240 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:12,242 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:12,246 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:12,247 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-26 17:17:12,418 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cae64f51b/9bcec954cfaa40708b04cbb0850260a1/FLAG2f6137579 [2019-11-26 17:17:13,553 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:13,554 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-26 17:17:13,588 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cae64f51b/9bcec954cfaa40708b04cbb0850260a1/FLAG2f6137579 [2019-11-26 17:17:13,633 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cae64f51b/9bcec954cfaa40708b04cbb0850260a1 [2019-11-26 17:17:13,639 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:13,642 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:13,654 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:13,656 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:13,664 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:13,665 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:13" (1/1) ... [2019-11-26 17:17:13,669 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 05:17:13, skipping insertion in model container [2019-11-26 17:17:13,669 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:13" (1/1) ... [2019-11-26 17:17:13,678 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:13,799 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:14,545 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:14,590 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:14,771 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:14,813 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:14,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:14 WrapperNode [2019-11-26 17:17:14,816 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:14,817 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:14,818 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:14,818 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:14,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:14" (1/1) ... [2019-11-26 17:17:14,859 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:14" (1/1) ... [2019-11-26 17:17:14,943 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:14,945 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:14,946 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:14,946 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:14,979 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:14" (1/1) ... [2019-11-26 17:17:14,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:14" (1/1) ... [2019-11-26 17:17:14,993 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:14" (1/1) ... [2019-11-26 17:17:14,995 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:14" (1/1) ... [2019-11-26 17:17:15,015 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:14" (1/1) ... [2019-11-26 17:17:15,031 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:14" (1/1) ... [2019-11-26 17:17:15,040 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:14" (1/1) ... [2019-11-26 17:17:15,049 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:15,075 INFO L168 Benchmark]: Toolchain (without parser) took 1413.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.1 MB in the end (delta: -16.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:15,076 INFO L168 Benchmark]: CDTParser took 3.56 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 17:17:15,081 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1162.99 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 984.1 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:15,083 INFO L168 Benchmark]: Boogie Procedure Inliner took 127.05 ms. Allocated memory is still 1.0 GB. Free memory is still 984.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:15,089 INFO L168 Benchmark]: Boogie Preprocessor took 106.90 ms. Allocated memory is still 1.0 GB. Free memory is still 984.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:15,099 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.56 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 1162.99 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 984.1 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 127.05 ms. Allocated memory is still 1.0 GB. Free memory is still 984.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 106.90 ms. Allocated memory is still 1.0 GB. Free memory is still 984.1 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:17:18,928 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:18,935 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:18,962 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:18,964 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:18,967 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:18,973 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:18,994 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:19,000 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:19,003 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:19,006 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:19,010 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:19,013 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:19,018 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:19,022 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:19,024 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:19,028 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:19,033 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:19,038 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:19,048 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:19,054 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:19,061 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:19,065 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:19,068 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:19,076 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:19,077 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:19,077 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:19,081 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:19,082 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:19,083 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:19,087 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:19,088 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:19,089 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:19,090 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:19,093 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:19,095 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:19,097 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:19,098 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:19,098 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:19,102 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:19,106 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:19,107 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:17:19,147 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:19,151 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:19,154 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:19,154 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:19,154 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:19,155 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:19,155 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:19,155 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:19,157 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:19,157 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:19,158 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:19,160 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:19,160 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:17:19,161 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:17:19,162 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:19,162 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:19,162 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:19,165 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:19,165 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:19,166 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:19,166 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:19,166 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:19,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:19,168 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:19,168 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:19,168 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:19,170 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:17:19,170 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:17:19,170 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:19,173 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:17:19,175 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 -> 35b95f7a26fd3d30c393f7284e1a461c5efc3d64 [2019-11-26 17:17:19,769 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:19,803 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:19,809 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:19,812 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:19,816 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:19,818 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-26 17:17:19,985 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27907ca9d/9a55834be8594d7d93621e19690183a9/FLAGe247a7bd7 [2019-11-26 17:17:21,171 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:21,175 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-26 17:17:21,209 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27907ca9d/9a55834be8594d7d93621e19690183a9/FLAGe247a7bd7 [2019-11-26 17:17:21,246 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27907ca9d/9a55834be8594d7d93621e19690183a9 [2019-11-26 17:17:21,258 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:21,262 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:21,268 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:21,269 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:21,275 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:21,278 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:21" (1/1) ... [2019-11-26 17:17:21,287 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:21, skipping insertion in model container [2019-11-26 17:17:21,288 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:21" (1/1) ... [2019-11-26 17:17:21,307 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:21,415 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:22,313 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:22,353 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:22,574 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:22,624 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:22,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22 WrapperNode [2019-11-26 17:17:22,628 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:22,632 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:22,632 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:22,633 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:22,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22" (1/1) ... [2019-11-26 17:17:22,698 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22" (1/1) ... [2019-11-26 17:17:22,786 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:22,787 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:22,787 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:22,788 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:22,820 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22" (1/1) ... [2019-11-26 17:17:22,822 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22" (1/1) ... [2019-11-26 17:17:22,834 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22" (1/1) ... [2019-11-26 17:17:22,834 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22" (1/1) ... [2019-11-26 17:17:22,866 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22" (1/1) ... [2019-11-26 17:17:22,878 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22" (1/1) ... [2019-11-26 17:17:22,884 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22" (1/1) ... [2019-11-26 17:17:22,896 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:22,913 INFO L168 Benchmark]: Toolchain (without parser) took 1637.24 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 978.5 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:22,916 INFO L168 Benchmark]: CDTParser took 0.37 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 17:17:22,919 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1360.14 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 984.3 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:22,922 INFO L168 Benchmark]: Boogie Procedure Inliner took 155.00 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:22,923 INFO L168 Benchmark]: Boogie Preprocessor took 109.74 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:22,931 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 1360.14 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 984.3 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 155.00 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 109.74 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 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...