./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.UNBOUNDED.pals.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/pals_STARTPALS_ActiveStandby.1.ufo.UNBOUNDED.pals.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 41aeb4b3eafc96a3464e4411965bc0b5575f7ae7 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/pals_STARTPALS_ActiveStandby.1.ufo.UNBOUNDED.pals.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 41aeb4b3eafc96a3464e4411965bc0b5575f7ae7 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 23:05:49,844 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:05:49,851 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:05:49,872 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:05:49,874 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:05:49,876 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:05:49,879 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:05:49,907 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:05:49,910 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:05:49,918 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:05:49,919 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:05:49,925 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:05:49,926 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:05:49,930 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:05:49,935 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:05:49,939 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:05:49,942 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:05:49,948 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:05:49,951 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:05:49,962 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:05:49,969 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:05:49,975 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:05:49,982 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:05:49,984 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:05:49,991 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:05:49,992 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:05:49,995 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:05:49,997 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:05:49,998 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:05:49,999 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:05:50,002 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:05:50,003 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:05:50,008 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:05:50,009 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:05:50,011 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:05:50,014 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:05:50,015 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:05:50,016 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:05:50,016 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:05:50,020 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:05:50,021 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:05:50,022 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:05:50,062 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:05:50,064 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:05:50,067 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:05:50,069 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:05:50,069 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:05:50,070 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:05:50,072 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:05:50,072 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:05:50,072 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:05:50,073 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:05:50,074 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:05:50,074 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:05:50,077 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:05:50,077 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:05:50,078 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:05:50,078 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:05:50,078 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:05:50,079 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:05:50,079 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:05:50,079 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:05:50,082 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:05:50,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:05:50,083 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:05:50,083 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:05:50,083 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:05:50,084 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:05:50,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:05:50,087 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:05:50,087 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 -> 41aeb4b3eafc96a3464e4411965bc0b5575f7ae7 [2019-11-25 23:05:50,634 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:05:50,664 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:05:50,674 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:05:50,676 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:05:50,677 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:05:50,680 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.UNBOUNDED.pals.c [2019-11-25 23:05:50,838 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54d7bb283/ea850d87f97b4087a4ca0a43ad9d62ba/FLAGb7ceff348 [2019-11-25 23:05:52,046 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:05:52,049 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.UNBOUNDED.pals.c [2019-11-25 23:05:52,080 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54d7bb283/ea850d87f97b4087a4ca0a43ad9d62ba/FLAGb7ceff348 [2019-11-25 23:05:52,118 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54d7bb283/ea850d87f97b4087a4ca0a43ad9d62ba [2019-11-25 23:05:52,126 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:05:52,131 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:05:52,136 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:05:52,136 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:05:52,142 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:05:52,146 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:05:52" (1/1) ... [2019-11-25 23:05:52,155 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1200897d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:52, skipping insertion in model container [2019-11-25 23:05:52,155 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:05:52" (1/1) ... [2019-11-25 23:05:52,176 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:05:52,276 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:05:53,085 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:05:53,122 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:05:53,328 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:05:53,371 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:05:53,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:53 WrapperNode [2019-11-25 23:05:53,373 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:05:53,374 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:05:53,375 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:05:53,375 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:05:53,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:53" (1/1) ... [2019-11-25 23:05:53,419 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:53" (1/1) ... [2019-11-25 23:05:53,540 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:05:53,540 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:05:53,541 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:05:53,541 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:05:53,562 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:53" (1/1) ... [2019-11-25 23:05:53,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:53" (1/1) ... [2019-11-25 23:05:53,577 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:53" (1/1) ... [2019-11-25 23:05:53,582 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:53" (1/1) ... [2019-11-25 23:05:53,640 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:53" (1/1) ... [2019-11-25 23:05:53,683 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:53" (1/1) ... [2019-11-25 23:05:53,699 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:53" (1/1) ... [2019-11-25 23:05:53,723 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:05:53,745 INFO L168 Benchmark]: Toolchain (without parser) took 1597.47 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 972.7 MB in the end (delta: -5.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:05:53,746 INFO L168 Benchmark]: CDTParser took 0.40 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. [2019-11-25 23:05:53,747 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1237.59 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. [2019-11-25 23:05:53,751 INFO L168 Benchmark]: Boogie Procedure Inliner took 165.68 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:05:53,755 INFO L168 Benchmark]: Boogie Preprocessor took 184.25 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:05:53,766 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1237.59 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 165.68 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 184.25 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:05:57,528 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:05:57,531 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:05:57,563 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:05:57,564 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:05:57,567 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:05:57,569 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:05:57,594 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:05:57,598 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:05:57,604 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:05:57,606 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:05:57,610 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:05:57,614 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:05:57,618 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:05:57,621 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:05:57,628 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:05:57,631 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:05:57,636 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:05:57,641 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:05:57,650 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:05:57,657 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:05:57,664 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:05:57,668 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:05:57,671 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:05:57,678 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:05:57,680 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:05:57,680 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:05:57,684 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:05:57,684 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:05:57,685 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:05:57,688 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:05:57,689 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:05:57,691 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:05:57,694 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:05:57,696 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:05:57,699 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:05:57,700 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:05:57,701 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:05:57,701 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:05:57,702 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:05:57,708 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:05:57,709 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:05:57,745 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:05:57,746 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:05:57,751 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:05:57,752 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:05:57,752 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:05:57,753 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:05:57,753 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:05:57,756 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:05:57,756 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:05:57,756 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:05:57,758 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:05:57,758 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:05:57,758 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:05:57,759 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:05:57,759 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:05:57,760 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:05:57,762 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:05:57,762 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:05:57,762 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:05:57,763 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:05:57,763 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:05:57,763 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:05:57,765 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:05:57,765 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:05:57,765 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:05:57,766 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:05:57,768 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:05:57,768 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:05:57,768 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:05:57,769 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:05:57,770 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 -> 41aeb4b3eafc96a3464e4411965bc0b5575f7ae7 [2019-11-25 23:05:58,432 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:05:58,461 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:05:58,472 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:05:58,476 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:05:58,477 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:05:58,478 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.UNBOUNDED.pals.c [2019-11-25 23:05:58,629 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6df78a7ce/79034b5440ec4e31ab2d66def846d2f3/FLAGf195b0645 [2019-11-25 23:05:59,770 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:05:59,773 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.UNBOUNDED.pals.c [2019-11-25 23:05:59,803 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6df78a7ce/79034b5440ec4e31ab2d66def846d2f3/FLAGf195b0645 [2019-11-25 23:06:00,299 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6df78a7ce/79034b5440ec4e31ab2d66def846d2f3 [2019-11-25 23:06:00,307 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:06:00,310 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:06:00,321 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:06:00,323 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:06:00,330 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:06:00,333 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:06:00" (1/1) ... [2019-11-25 23:06:00,336 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b8ca7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:00, skipping insertion in model container [2019-11-25 23:06:00,337 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:06:00" (1/1) ... [2019-11-25 23:06:00,346 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:06:00,459 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:06:01,317 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:06:01,336 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:06:01,572 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:06:01,623 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:06:01,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:01 WrapperNode [2019-11-25 23:06:01,624 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:06:01,625 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:06:01,625 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:06:01,626 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:06:01,637 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:01" (1/1) ... [2019-11-25 23:06:01,683 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:01" (1/1) ... [2019-11-25 23:06:01,807 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:06:01,808 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:06:01,809 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:06:01,809 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:06:01,830 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:01" (1/1) ... [2019-11-25 23:06:01,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:01" (1/1) ... [2019-11-25 23:06:01,847 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:01" (1/1) ... [2019-11-25 23:06:01,848 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:01" (1/1) ... [2019-11-25 23:06:01,915 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:01" (1/1) ... [2019-11-25 23:06:01,957 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:01" (1/1) ... [2019-11-25 23:06:01,971 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:01" (1/1) ... [2019-11-25 23:06:01,995 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:06:02,006 INFO L168 Benchmark]: Toolchain (without parser) took 1692.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 978.1 MB in the end (delta: -12.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:06:02,010 INFO L168 Benchmark]: CDTParser took 2.64 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. [2019-11-25 23:06:02,013 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1303.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 983.8 MB in the end (delta: -17.8 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:06:02,019 INFO L168 Benchmark]: Boogie Procedure Inliner took 182.59 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:06:02,024 INFO L168 Benchmark]: Boogie Preprocessor took 189.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:06:02,034 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.64 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 1303.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 983.8 MB in the end (delta: -17.8 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 182.59 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 189.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.1 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...