./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_lcr-var-start-time.4.1.ufo.BOUNDED-8.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 d6fc39c41c06c7ae6beaa03fe622faa9944187b4 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_lcr-var-start-time.4.1.ufo.BOUNDED-8.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 d6fc39c41c06c7ae6beaa03fe622faa9944187b4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:19:35,892 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:19:35,895 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:19:35,916 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:19:35,917 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:19:35,933 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:19:35,935 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:19:35,951 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:19:35,954 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:19:35,960 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:19:35,962 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:19:35,969 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:19:35,970 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:19:35,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:19:35,979 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:19:35,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:19:35,985 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:19:35,989 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:19:35,995 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:19:36,003 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:19:36,009 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:19:36,016 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:19:36,020 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:19:36,022 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:19:36,032 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:19:36,032 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:19:36,033 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:19:36,035 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:19:36,037 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:19:36,041 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:19:36,041 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:19:36,045 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:19:36,046 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:19:36,048 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:19:36,050 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:19:36,051 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:19:36,054 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:19:36,054 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:19:36,054 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:19:36,055 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:19:36,059 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:19:36,060 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:19:36,096 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:19:36,098 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:19:36,101 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:19:36,103 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:19:36,103 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:19:36,104 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:19:36,105 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:19:36,105 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:19:36,109 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:19:36,109 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:19:36,110 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:19:36,111 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:19:36,111 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:19:36,112 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:19:36,112 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:19:36,112 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:19:36,112 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:19:36,113 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:19:36,113 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:19:36,113 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:19:36,114 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:19:36,114 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:19:36,116 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:19:36,116 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:19:36,116 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:19:36,117 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:19:36,117 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:19:36,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:19:36,119 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:19:36,120 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 -> d6fc39c41c06c7ae6beaa03fe622faa9944187b4 [2019-11-24 21:19:36,705 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:19:36,736 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:19:36,742 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:19:36,746 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:19:36,747 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:19:36,748 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c [2019-11-24 21:19:36,901 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f15766dfe/e5873c0a8d5b445785494717d0270c44/FLAG89f450bf8 [2019-11-24 21:19:38,001 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:19:38,004 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c [2019-11-24 21:19:38,036 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f15766dfe/e5873c0a8d5b445785494717d0270c44/FLAG89f450bf8 [2019-11-24 21:19:38,560 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f15766dfe/e5873c0a8d5b445785494717d0270c44 [2019-11-24 21:19:38,566 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:19:38,573 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:19:38,577 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:19:38,578 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:19:38,588 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:19:38,589 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:19:38" (1/1) ... [2019-11-24 21:19:38,596 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35e09eca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:38, skipping insertion in model container [2019-11-24 21:19:38,598 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:19:38" (1/1) ... [2019-11-24 21:19:38,616 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:19:38,718 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:19:39,443 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:19:39,481 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:19:39,640 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:19:39,677 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:19:39,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:39 WrapperNode [2019-11-24 21:19:39,678 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:19:39,693 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:19:39,694 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:19:39,694 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:19:39,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:39" (1/1) ... [2019-11-24 21:19:39,749 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:39" (1/1) ... [2019-11-24 21:19:39,854 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:19:39,856 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:19:39,858 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:19:39,858 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:19:39,871 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:39" (1/1) ... [2019-11-24 21:19:39,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:39" (1/1) ... [2019-11-24 21:19:39,888 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:39" (1/1) ... [2019-11-24 21:19:39,888 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:39" (1/1) ... [2019-11-24 21:19:39,912 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:39" (1/1) ... [2019-11-24 21:19:39,946 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:39" (1/1) ... [2019-11-24 21:19:39,952 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:39" (1/1) ... [2019-11-24 21:19:39,963 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:19:39,980 INFO L168 Benchmark]: Toolchain (without parser) took 1397.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 984.1 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:19:39,987 INFO L168 Benchmark]: CDTParser took 2.11 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. [2019-11-24 21:19:39,992 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1109.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 989.8 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:39,993 INFO L168 Benchmark]: Boogie Procedure Inliner took 162.86 ms. Allocated memory is still 1.0 GB. Free memory was 989.8 MB in the beginning and 984.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:39,996 INFO L168 Benchmark]: Boogie Preprocessor took 107.25 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. [2019-11-24 21:19:40,007 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.11 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 1109.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 989.8 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 162.86 ms. Allocated memory is still 1.0 GB. Free memory was 989.8 MB in the beginning and 984.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 107.25 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 0.1.24-32f2683 [2019-11-24 21:19:43,734 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:19:43,740 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:19:43,773 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:19:43,775 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:19:43,779 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:19:43,783 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:19:43,797 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:19:43,805 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:19:43,810 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:19:43,811 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:19:43,817 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:19:43,818 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:19:43,821 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:19:43,827 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:19:43,828 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:19:43,830 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:19:43,833 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:19:43,837 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:19:43,843 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:19:43,852 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:19:43,858 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:19:43,860 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:19:43,863 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:19:43,871 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:19:43,873 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:19:43,873 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:19:43,877 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:19:43,878 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:19:43,879 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:19:43,882 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:19:43,883 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:19:43,884 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:19:43,890 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:19:43,892 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:19:43,894 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:19:43,895 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:19:43,897 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:19:43,897 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:19:43,898 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:19:43,903 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:19:43,904 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:19:43,959 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:19:43,960 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:19:43,961 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:19:43,964 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:19:43,967 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:19:43,967 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:19:43,967 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:19:43,968 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:19:43,968 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:19:43,970 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:19:43,970 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:19:43,970 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:19:43,970 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:19:43,971 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:19:43,975 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:19:43,975 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:19:43,976 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:19:43,976 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:19:43,976 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:19:43,976 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:19:43,977 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:19:43,977 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:19:43,977 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:19:43,978 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:19:43,980 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:19:43,980 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:19:43,980 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:19:43,981 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:19:43,981 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:19:43,981 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:19:43,985 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:19:43,985 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 -> d6fc39c41c06c7ae6beaa03fe622faa9944187b4 [2019-11-24 21:19:44,501 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:19:44,548 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:19:44,558 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:19:44,563 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:19:44,564 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:19:44,565 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c [2019-11-24 21:19:44,727 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f1da4590/e5490b7134f34a0aa9ab58bc41d13b5b/FLAG2ba71104e [2019-11-24 21:19:45,845 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:19:45,849 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c [2019-11-24 21:19:45,876 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f1da4590/e5490b7134f34a0aa9ab58bc41d13b5b/FLAG2ba71104e [2019-11-24 21:19:45,913 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f1da4590/e5490b7134f34a0aa9ab58bc41d13b5b [2019-11-24 21:19:45,924 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:19:45,926 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:19:45,932 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:19:45,932 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:19:45,936 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:19:45,942 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:19:45" (1/1) ... [2019-11-24 21:19:45,949 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42beb182 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:45, skipping insertion in model container [2019-11-24 21:19:45,949 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:19:45" (1/1) ... [2019-11-24 21:19:45,969 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:19:46,063 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:19:46,825 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:19:46,859 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:19:47,046 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:19:47,086 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:19:47,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:47 WrapperNode [2019-11-24 21:19:47,087 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:19:47,089 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:19:47,089 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:19:47,091 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:19:47,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:47" (1/1) ... [2019-11-24 21:19:47,148 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:47" (1/1) ... [2019-11-24 21:19:47,235 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:19:47,242 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:19:47,242 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:19:47,243 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:19:47,262 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:47" (1/1) ... [2019-11-24 21:19:47,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:47" (1/1) ... [2019-11-24 21:19:47,285 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:47" (1/1) ... [2019-11-24 21:19:47,286 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:47" (1/1) ... [2019-11-24 21:19:47,320 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:47" (1/1) ... [2019-11-24 21:19:47,352 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:47" (1/1) ... [2019-11-24 21:19:47,358 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:47" (1/1) ... [2019-11-24 21:19:47,368 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:19:47,379 INFO L168 Benchmark]: Toolchain (without parser) took 1447.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 974.2 MB in the end (delta: -12.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:19:47,386 INFO L168 Benchmark]: CDTParser took 0.31 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. [2019-11-24 21:19:47,387 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1156.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 979.9 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:47,389 INFO L168 Benchmark]: Boogie Procedure Inliner took 152.82 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:19:47,392 INFO L168 Benchmark]: Boogie Preprocessor took 128.69 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:47,400 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 1156.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 979.9 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 152.82 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 128.69 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 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...