./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.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.3.ufo.BOUNDED-6.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 5ce3acd00b7a9dea97047a18b01c071ae0197b63 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.3.ufo.BOUNDED-6.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 5ce3acd00b7a9dea97047a18b01c071ae0197b63 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:17:05,888 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:05,894 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:05,919 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:05,921 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:05,924 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:05,927 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:05,959 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:05,964 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:05,968 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:05,973 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:05,976 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:05,980 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:05,984 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:05,988 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:05,991 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:05,994 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:05,999 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:06,007 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:06,012 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:06,020 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:06,023 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:06,028 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:06,030 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:06,039 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:06,040 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:06,042 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:06,044 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:06,048 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:06,050 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:06,050 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:06,051 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:06,053 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:06,054 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:06,059 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:06,059 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:06,062 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:06,063 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:06,066 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:06,070 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:06,074 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:06,075 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:17:06,117 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:06,118 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:06,122 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:06,123 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:06,126 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:06,126 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:06,126 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:06,127 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:17:06,127 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:06,127 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:06,128 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:06,129 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:06,129 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:06,131 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:06,131 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:06,132 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:06,132 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:06,132 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:06,133 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:06,135 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:06,135 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:06,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:06,136 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:06,136 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:06,136 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:06,137 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:17:06,138 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:17:06,138 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:06,138 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 -> 5ce3acd00b7a9dea97047a18b01c071ae0197b63 [2019-11-26 17:17:06,709 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:06,737 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:06,748 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:06,752 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:06,752 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:06,754 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-26 17:17:06,909 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/954d78a04/3b8bbac67e7840c9a56b11aff5eaadd9/FLAGc377d2c3b [2019-11-26 17:17:07,970 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:07,973 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-26 17:17:07,994 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/954d78a04/3b8bbac67e7840c9a56b11aff5eaadd9/FLAGc377d2c3b [2019-11-26 17:17:08,041 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/954d78a04/3b8bbac67e7840c9a56b11aff5eaadd9 [2019-11-26 17:17:08,046 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:08,060 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:08,066 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:08,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:08,074 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:08,076 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:08" (1/1) ... [2019-11-26 17:17:08,083 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b4f2291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:08, skipping insertion in model container [2019-11-26 17:17:08,085 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:08" (1/1) ... [2019-11-26 17:17:08,105 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:08,203 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:08,754 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:08,871 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:09,013 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:09,052 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:09,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:09 WrapperNode [2019-11-26 17:17:09,053 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:09,054 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:09,055 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:09,055 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:09,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:09" (1/1) ... [2019-11-26 17:17:09,100 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:09" (1/1) ... [2019-11-26 17:17:09,172 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:09,176 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:09,176 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:09,177 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:09,189 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:09" (1/1) ... [2019-11-26 17:17:09,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:09" (1/1) ... [2019-11-26 17:17:09,197 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:09" (1/1) ... [2019-11-26 17:17:09,198 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:09" (1/1) ... [2019-11-26 17:17:09,225 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:09" (1/1) ... [2019-11-26 17:17:09,244 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:09" (1/1) ... [2019-11-26 17:17:09,251 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:09" (1/1) ... [2019-11-26 17:17:09,257 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:09,270 INFO L168 Benchmark]: Toolchain (without parser) took 1213.80 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 985.6 MB in the end (delta: -19.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:09,286 INFO L168 Benchmark]: CDTParser took 0.32 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 17:17:09,288 INFO L168 Benchmark]: CACSL2BoogieTranslator took 987.50 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 991.3 MB in the end (delta: -25.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:09,292 INFO L168 Benchmark]: Boogie Procedure Inliner took 121.24 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:09,293 INFO L168 Benchmark]: Boogie Preprocessor took 82.67 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:09,299 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 987.50 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 991.3 MB in the end (delta: -25.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 121.24 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 82.67 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 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 17:17:13,295 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:13,300 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:13,333 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:13,335 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:13,343 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:13,349 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:13,365 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:13,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:13,374 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:13,377 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:13,382 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:13,384 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:13,392 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:13,394 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:13,396 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:13,400 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:13,406 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:13,411 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:13,421 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:13,429 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:13,433 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:13,437 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:13,441 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:13,449 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:13,451 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:13,451 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:13,455 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:13,456 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:13,460 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:13,460 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:13,461 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:13,464 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:13,466 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:13,470 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:13,471 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:13,476 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:13,476 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:13,476 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:13,479 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:13,482 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:13,484 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:17:13,525 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:13,526 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:13,529 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:13,530 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:13,530 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:13,530 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:13,535 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:13,535 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:13,536 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:13,536 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:13,537 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:13,538 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:13,538 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:17:13,538 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:17:13,539 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:13,541 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:13,541 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:13,541 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:13,542 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:13,542 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:13,542 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:13,544 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:13,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:13,544 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:13,547 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:13,547 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:13,547 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:17:13,548 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:17:13,548 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:13,548 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:17:13,550 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 -> 5ce3acd00b7a9dea97047a18b01c071ae0197b63 [2019-11-26 17:17:14,118 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:14,151 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:14,157 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:14,162 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:14,166 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:14,168 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-26 17:17:14,327 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e85fa64f0/efe9022d4d0f43fbae0f2a9fcb4557e1/FLAGc41adaeba [2019-11-26 17:17:15,523 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:15,525 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-26 17:17:15,550 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e85fa64f0/efe9022d4d0f43fbae0f2a9fcb4557e1/FLAGc41adaeba [2019-11-26 17:17:15,586 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e85fa64f0/efe9022d4d0f43fbae0f2a9fcb4557e1 [2019-11-26 17:17:15,599 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:15,601 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:15,605 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:15,606 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:15,614 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:15,615 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:15" (1/1) ... [2019-11-26 17:17:15,625 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 05:17:15, skipping insertion in model container [2019-11-26 17:17:15,626 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:15" (1/1) ... [2019-11-26 17:17:15,641 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:15,744 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:16,473 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:16,507 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:16,710 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:16,754 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:16,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:16 WrapperNode [2019-11-26 17:17:16,756 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:16,762 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:16,765 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:16,765 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:16,789 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:16" (1/1) ... [2019-11-26 17:17:16,815 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:16" (1/1) ... [2019-11-26 17:17:16,884 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:16,886 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:16,886 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:16,886 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:16,897 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:16" (1/1) ... [2019-11-26 17:17:16,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:16" (1/1) ... [2019-11-26 17:17:16,920 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:16" (1/1) ... [2019-11-26 17:17:16,920 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:16" (1/1) ... [2019-11-26 17:17:16,940 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:16" (1/1) ... [2019-11-26 17:17:16,967 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:16" (1/1) ... [2019-11-26 17:17:16,973 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:16" (1/1) ... [2019-11-26 17:17:16,989 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:16,996 INFO L168 Benchmark]: Toolchain (without parser) took 1391.02 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 984.3 MB in the end (delta: -22.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:16,999 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:17,002 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1151.32 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 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:17,009 INFO L168 Benchmark]: Boogie Procedure Inliner took 123.48 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:17,012 INFO L168 Benchmark]: Boogie Preprocessor took 103.55 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:17,018 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 1151.32 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 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 123.48 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 103.55 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 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...