./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-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.5.2.ufo.UNBOUNDED.pals.c.v+sep-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 393f760eb2c1130afbaff91588a74ebced35b22f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.5.2.ufo.UNBOUNDED.pals.c.v+sep-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 393f760eb2c1130afbaff91588a74ebced35b22f .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:17:35,029 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:35,032 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:35,054 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:35,055 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:35,063 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:35,064 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:35,079 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:35,080 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:35,081 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:35,084 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:35,089 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:35,090 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:35,093 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:35,096 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:35,099 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:35,101 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:35,104 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:35,109 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:35,116 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:35,121 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:35,128 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:35,129 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:35,132 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:35,137 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:35,138 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:35,138 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:35,143 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:35,143 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:35,144 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:35,144 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:35,145 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:35,146 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:35,150 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:35,151 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:35,151 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:35,152 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:35,152 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:35,153 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:35,154 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:35,157 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:35,158 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:17:35,185 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:35,187 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:35,191 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:35,191 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:35,191 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:35,192 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:35,192 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:35,192 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:17:35,192 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:35,195 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:35,196 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:35,196 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:35,196 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:35,197 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:35,197 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:35,197 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:35,197 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:35,198 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:35,198 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:35,198 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:35,198 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:35,200 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:35,200 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:35,200 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:35,200 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:35,201 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:17:35,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:17:35,202 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:35,202 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 -> 393f760eb2c1130afbaff91588a74ebced35b22f [2019-11-26 17:17:35,638 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:35,653 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:35,658 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:35,663 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:35,664 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:35,668 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-26 17:17:35,755 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5811b8b2c/04fc1f518c464bdd9faba7a85d2d881f/FLAG1b7a8ca63 [2019-11-26 17:17:37,204 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:37,207 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-26 17:17:37,307 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5811b8b2c/04fc1f518c464bdd9faba7a85d2d881f/FLAG1b7a8ca63 [2019-11-26 17:17:37,778 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5811b8b2c/04fc1f518c464bdd9faba7a85d2d881f [2019-11-26 17:17:37,781 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:37,783 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:37,789 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:37,790 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:37,793 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:37,793 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:37" (1/1) ... [2019-11-26 17:17:37,796 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bd4a022 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:37, skipping insertion in model container [2019-11-26 17:17:37,797 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:37" (1/1) ... [2019-11-26 17:17:37,808 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:38,468 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:42,685 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:42,720 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:45,264 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:45,348 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:45,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:45 WrapperNode [2019-11-26 17:17:45,352 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:45,353 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:45,353 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:45,353 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:45,365 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:45" (1/1) ... [2019-11-26 17:17:45,530 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:45" (1/1) ... [2019-11-26 17:17:45,988 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:45,989 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:45,990 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:45,990 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:46,004 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:45" (1/1) ... [2019-11-26 17:17:46,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:45" (1/1) ... [2019-11-26 17:17:46,085 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:45" (1/1) ... [2019-11-26 17:17:46,085 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:45" (1/1) ... [2019-11-26 17:17:46,289 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:45" (1/1) ... [2019-11-26 17:17:46,443 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:45" (1/1) ... [2019-11-26 17:17:46,525 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:45" (1/1) ... [2019-11-26 17:17:46,660 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:46,669 INFO L168 Benchmark]: Toolchain (without parser) took 8882.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 720.1 MB in the end (delta: 211.6 MB). Peak memory consumption was 211.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:46,670 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. [2019-11-26 17:17:46,671 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7563.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 861.0 MB in the end (delta: 70.6 MB). Peak memory consumption was 268.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:46,675 INFO L168 Benchmark]: Boogie Procedure Inliner took 636.21 ms. Allocated memory is still 1.0 GB. Free memory was 861.0 MB in the beginning and 786.0 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:46,677 INFO L168 Benchmark]: Boogie Preprocessor took 670.52 ms. Allocated memory is still 1.0 GB. Free memory was 786.0 MB in the beginning and 720.1 MB in the end (delta: 65.9 MB). Peak memory consumption was 65.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:46,686 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 7563.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 861.0 MB in the end (delta: 70.6 MB). Peak memory consumption was 268.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 636.21 ms. Allocated memory is still 1.0 GB. Free memory was 861.0 MB in the beginning and 786.0 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 670.52 ms. Allocated memory is still 1.0 GB. Free memory was 786.0 MB in the beginning and 720.1 MB in the end (delta: 65.9 MB). Peak memory consumption was 65.9 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 0.1.24-025d5a2 [2019-11-26 17:17:49,382 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:49,387 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:49,412 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:49,412 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:49,414 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:49,417 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:49,427 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:49,432 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:49,436 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:49,439 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:49,442 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:49,444 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:49,446 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:49,449 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:49,451 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:49,452 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:49,454 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:49,457 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:49,461 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:49,469 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:49,475 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:49,476 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:49,477 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:49,483 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:49,485 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:49,485 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:49,487 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:49,487 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:49,490 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:49,491 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:49,491 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:49,492 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:49,493 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:49,497 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:49,497 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:49,498 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:49,499 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:49,499 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:49,503 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:49,504 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:49,505 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:17:49,543 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:49,549 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:49,550 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:49,551 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:49,551 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:49,552 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:49,554 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:49,554 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:49,554 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:49,554 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:49,555 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:49,556 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:49,556 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:17:49,556 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:17:49,556 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:49,559 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:49,559 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:49,559 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:49,559 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:49,560 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:49,560 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:49,560 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:49,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:49,560 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:49,561 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:49,561 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:49,561 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:17:49,561 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:17:49,563 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:49,563 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:17:49,564 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 -> 393f760eb2c1130afbaff91588a74ebced35b22f [2019-11-26 17:17:49,929 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:49,960 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:49,966 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:49,970 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:49,971 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:49,973 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-26 17:17:50,084 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78869aa0c/f7247fc5196d4d12be5b7d4b31762f6e/FLAGaade91a2b [2019-11-26 17:17:51,548 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:51,552 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-26 17:17:51,656 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78869aa0c/f7247fc5196d4d12be5b7d4b31762f6e/FLAGaade91a2b [2019-11-26 17:17:52,123 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78869aa0c/f7247fc5196d4d12be5b7d4b31762f6e [2019-11-26 17:17:52,126 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:52,128 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:52,140 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:52,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:52,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:52,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:52" (1/1) ... [2019-11-26 17:17:52,149 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bd4a022 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:52, skipping insertion in model container [2019-11-26 17:17:52,149 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:52" (1/1) ... [2019-11-26 17:17:52,156 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:52,804 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:57,684 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:57,722 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:18:01,100 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:01,179 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:18:01,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:01 WrapperNode [2019-11-26 17:18:01,182 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:01,183 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:01,183 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:18:01,183 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:18:01,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:01" (1/1) ... [2019-11-26 17:18:01,377 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:01" (1/1) ... [2019-11-26 17:18:02,097 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:02,100 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:18:02,100 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:18:02,101 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:18:02,125 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:01" (1/1) ... [2019-11-26 17:18:02,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:01" (1/1) ... [2019-11-26 17:18:02,255 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:01" (1/1) ... [2019-11-26 17:18:02,258 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:01" (1/1) ... [2019-11-26 17:18:02,497 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:01" (1/1) ... [2019-11-26 17:18:02,646 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:01" (1/1) ... [2019-11-26 17:18:02,744 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:01" (1/1) ... [2019-11-26 17:18:02,893 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:18:02,902 INFO L168 Benchmark]: Toolchain (without parser) took 10767.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 790.3 MB in the end (delta: 141.3 MB). Peak memory consumption was 141.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:02,903 INFO L168 Benchmark]: CDTParser took 0.27 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 17:18:02,907 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9042.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 690.5 MB in the end (delta: 241.1 MB). Peak memory consumption was 255.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:02,909 INFO L168 Benchmark]: Boogie Procedure Inliner took 917.10 ms. Allocated memory is still 1.0 GB. Free memory was 690.5 MB in the beginning and 864.3 MB in the end (delta: -173.8 MB). Peak memory consumption was 52.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:02,910 INFO L168 Benchmark]: Boogie Preprocessor took 792.96 ms. Allocated memory is still 1.0 GB. Free memory was 864.3 MB in the beginning and 790.3 MB in the end (delta: 74.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:02,918 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 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 9042.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 690.5 MB in the end (delta: 241.1 MB). Peak memory consumption was 255.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 917.10 ms. Allocated memory is still 1.0 GB. Free memory was 690.5 MB in the beginning and 864.3 MB in the end (delta: -173.8 MB). Peak memory consumption was 52.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 792.96 ms. Allocated memory is still 1.0 GB. Free memory was 864.3 MB in the beginning and 790.3 MB in the end (delta: 74.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...