./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cc36cf25a87dc4bd45d9274472e4b36e821bd00e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cc36cf25a87dc4bd45d9274472e4b36e821bd00e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:05:04,160 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:05:04,163 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:05:04,195 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:05:04,197 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:05:04,210 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:05:04,212 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:05:04,232 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:05:04,235 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:05:04,242 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:05:04,244 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:05:04,247 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:05:04,252 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:05:04,256 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:05:04,258 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:05:04,264 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:05:04,267 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:05:04,274 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:05:04,277 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:05:04,286 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:05:04,293 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:05:04,299 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:05:04,304 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:05:04,308 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:05:04,315 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:05:04,316 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:05:04,316 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:05:04,321 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:05:04,322 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:05:04,323 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:05:04,323 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:05:04,325 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:05:04,326 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:05:04,328 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:05:04,332 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:05:04,333 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:05:04,338 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:05:04,338 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:05:04,339 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:05:04,342 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:05:04,345 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:05:04,346 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:05:04,385 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:05:04,389 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:05:04,391 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:05:04,394 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:05:04,394 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:05:04,394 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:05:04,395 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:05:04,395 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:05:04,395 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:05:04,396 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:05:04,398 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:05:04,398 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:05:04,400 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:05:04,400 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:05:04,401 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:05:04,401 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:05:04,403 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:05:04,403 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:05:04,403 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:05:04,404 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:05:04,404 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:05:04,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:05:04,406 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:05:04,406 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:05:04,406 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:05:04,407 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:05:04,409 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:05:04,409 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:05:04,409 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 -> cc36cf25a87dc4bd45d9274472e4b36e821bd00e [2019-11-27 10:05:04,992 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:05:05,019 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:05:05,029 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:05:05,030 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:05:05,034 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:05:05,036 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 10:05:05,168 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bdea478e/514220a45c9048ceb08ac1018cade7c3/FLAG0274f94a5 [2019-11-27 10:05:06,843 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:05:06,849 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 10:05:06,925 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bdea478e/514220a45c9048ceb08ac1018cade7c3/FLAG0274f94a5 [2019-11-27 10:05:07,374 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bdea478e/514220a45c9048ceb08ac1018cade7c3 [2019-11-27 10:05:07,386 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:05:07,389 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:05:07,393 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:07,394 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:05:07,401 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:05:07,405 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:07" (1/1) ... [2019-11-27 10:05:07,417 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7df2acde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:07, skipping insertion in model container [2019-11-27 10:05:07,418 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:07" (1/1) ... [2019-11-27 10:05:07,440 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:05:07,790 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:05:10,266 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:10,310 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:05:11,204 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:11,276 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:05:11,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:11 WrapperNode [2019-11-27 10:05:11,279 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:11,281 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:11,283 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:05:11,283 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:05:11,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:11" (1/1) ... [2019-11-27 10:05:11,407 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:11" (1/1) ... [2019-11-27 10:05:11,680 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:11,684 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:05:11,687 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:05:11,687 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:05:11,707 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:11" (1/1) ... [2019-11-27 10:05:11,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:11" (1/1) ... [2019-11-27 10:05:11,755 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:11" (1/1) ... [2019-11-27 10:05:11,764 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:11" (1/1) ... [2019-11-27 10:05:11,898 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:11" (1/1) ... [2019-11-27 10:05:11,971 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:11" (1/1) ... [2019-11-27 10:05:12,005 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:11" (1/1) ... [2019-11-27 10:05:12,049 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:05:12,060 INFO L168 Benchmark]: Toolchain (without parser) took 4664.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 862.1 MB in the end (delta: 98.1 MB). Peak memory consumption was 98.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:12,063 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-27 10:05:12,064 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3887.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 896.5 MB in the end (delta: 63.8 MB). Peak memory consumption was 63.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:12,065 INFO L168 Benchmark]: Boogie Procedure Inliner took 402.81 ms. Allocated memory is still 1.0 GB. Free memory was 896.5 MB in the beginning and 879.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:12,073 INFO L168 Benchmark]: Boogie Preprocessor took 367.34 ms. Allocated memory is still 1.0 GB. Free memory was 879.3 MB in the beginning and 862.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:12,083 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 3887.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 896.5 MB in the end (delta: 63.8 MB). Peak memory consumption was 63.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 402.81 ms. Allocated memory is still 1.0 GB. Free memory was 896.5 MB in the beginning and 879.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 367.34 ms. Allocated memory is still 1.0 GB. Free memory was 879.3 MB in the beginning and 862.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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-da95e15 [2019-11-27 10:05:16,102 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:05:16,106 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:05:16,122 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:05:16,123 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:05:16,132 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:05:16,135 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:05:16,149 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:05:16,153 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:05:16,159 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:05:16,161 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:05:16,167 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:05:16,168 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:05:16,172 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:05:16,177 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:05:16,182 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:05:16,183 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:05:16,190 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:05:16,193 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:05:16,202 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:05:16,211 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:05:16,214 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:05:16,218 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:05:16,224 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:05:16,231 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:05:16,231 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:05:16,232 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:05:16,235 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:05:16,237 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:05:16,238 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:05:16,240 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:05:16,241 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:05:16,242 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:05:16,246 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:05:16,247 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:05:16,250 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:05:16,251 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:05:16,251 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:05:16,252 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:05:16,257 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:05:16,259 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:05:16,260 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:05:16,299 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:05:16,300 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:05:16,303 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:05:16,304 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:05:16,304 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:05:16,306 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:05:16,306 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:05:16,306 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:05:16,307 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:05:16,308 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:05:16,309 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:05:16,309 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:05:16,311 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:05:16,311 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:05:16,312 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:05:16,312 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:05:16,313 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:05:16,313 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:05:16,315 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:05:16,315 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:05:16,315 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:05:16,316 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:05:16,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:05:16,316 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:05:16,318 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:05:16,318 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:05:16,318 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:05:16,319 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:05:16,321 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:05:16,321 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:05:16,322 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 -> cc36cf25a87dc4bd45d9274472e4b36e821bd00e [2019-11-27 10:05:16,927 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:05:16,952 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:05:16,961 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:05:16,963 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:05:16,964 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:05:16,965 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 10:05:17,115 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b65c70928/9bef6401f3bf4cb3aade2ec789a580e7/FLAGfe22b64ec [2019-11-27 10:05:18,735 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:05:18,738 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 10:05:18,815 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b65c70928/9bef6401f3bf4cb3aade2ec789a580e7/FLAGfe22b64ec [2019-11-27 10:05:18,855 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b65c70928/9bef6401f3bf4cb3aade2ec789a580e7 [2019-11-27 10:05:18,866 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:05:18,868 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:05:18,875 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:18,875 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:05:18,882 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:05:18,883 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:18" (1/1) ... [2019-11-27 10:05:18,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@683e04ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:18, skipping insertion in model container [2019-11-27 10:05:18,893 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:18" (1/1) ... [2019-11-27 10:05:18,920 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:05:19,233 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:05:22,095 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:22,138 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:05:23,602 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:23,684 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:05:23,686 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:23 WrapperNode [2019-11-27 10:05:23,688 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:23,689 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:23,691 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:05:23,691 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:05:23,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:23" (1/1) ... [2019-11-27 10:05:23,849 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:23" (1/1) ... [2019-11-27 10:05:24,095 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:24,099 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:05:24,099 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:05:24,100 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:05:24,120 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:23" (1/1) ... [2019-11-27 10:05:24,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:23" (1/1) ... [2019-11-27 10:05:24,178 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:23" (1/1) ... [2019-11-27 10:05:24,178 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:23" (1/1) ... [2019-11-27 10:05:24,328 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:23" (1/1) ... [2019-11-27 10:05:24,385 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:23" (1/1) ... [2019-11-27 10:05:24,432 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:23" (1/1) ... [2019-11-27 10:05:24,484 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:05:24,495 INFO L168 Benchmark]: Toolchain (without parser) took 5622.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 822.5 MB in the end (delta: 133.4 MB). Peak memory consumption was 133.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:24,499 INFO L168 Benchmark]: CDTParser took 1.61 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. [2019-11-27 10:05:24,501 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4814.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 856.9 MB in the end (delta: 99.1 MB). Peak memory consumption was 99.1 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:24,502 INFO L168 Benchmark]: Boogie Procedure Inliner took 409.82 ms. Allocated memory is still 1.0 GB. Free memory was 856.9 MB in the beginning and 839.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:24,506 INFO L168 Benchmark]: Boogie Preprocessor took 388.47 ms. Allocated memory is still 1.0 GB. Free memory was 839.7 MB in the beginning and 822.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:24,517 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.61 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 4814.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 856.9 MB in the end (delta: 99.1 MB). Peak memory consumption was 99.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 409.82 ms. Allocated memory is still 1.0 GB. Free memory was 856.9 MB in the beginning and 839.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 388.47 ms. Allocated memory is still 1.0 GB. Free memory was 839.7 MB in the beginning and 822.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...