./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+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.4.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 08b09c70d17f10a7e6975a9ec421a20c06935222 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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+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 08b09c70d17f10a7e6975a9ec421a20c06935222 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:17:24,916 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:24,922 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:24,969 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:24,970 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:24,972 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:24,978 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:24,997 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:25,002 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:25,006 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:25,012 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:25,013 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:25,017 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:25,024 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:25,025 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:25,028 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:25,032 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:25,035 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:25,046 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:25,050 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:25,056 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:25,064 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:25,068 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:25,072 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:25,081 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:25,082 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:25,082 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:25,087 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:25,088 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:25,090 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:25,093 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:25,094 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:25,095 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:25,099 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:25,102 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:25,104 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:25,106 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:25,107 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:25,109 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:25,113 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:25,116 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:25,117 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:17:25,160 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:25,160 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:25,165 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:25,166 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:25,166 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:25,169 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:25,169 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:25,170 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:17:25,170 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:25,170 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:25,171 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:25,172 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:25,172 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:25,173 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:25,175 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:25,175 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:25,175 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:25,176 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:25,176 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:25,176 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:25,178 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:25,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:25,178 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:25,179 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:25,181 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:25,181 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:17:25,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:17:25,182 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:25,182 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 -> 08b09c70d17f10a7e6975a9ec421a20c06935222 [2019-11-26 17:17:25,772 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:25,803 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:25,810 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:25,812 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:25,817 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:25,819 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-26 17:17:25,983 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c20b771c/34d2339cb2ca445085fce1f131d878b9/FLAG82dbe0666 [2019-11-26 17:17:27,910 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:27,911 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-26 17:17:28,025 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c20b771c/34d2339cb2ca445085fce1f131d878b9/FLAG82dbe0666 [2019-11-26 17:17:28,066 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c20b771c/34d2339cb2ca445085fce1f131d878b9 [2019-11-26 17:17:28,072 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:28,075 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:28,080 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:28,081 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:28,089 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:28,094 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:28" (1/1) ... [2019-11-26 17:17:28,101 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@935812 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:28, skipping insertion in model container [2019-11-26 17:17:28,102 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:28" (1/1) ... [2019-11-26 17:17:28,122 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:28,739 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:32,657 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:32,693 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:34,779 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:34,875 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:34,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:34 WrapperNode [2019-11-26 17:17:34,879 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:34,880 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:34,883 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:34,883 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:34,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:34" (1/1) ... [2019-11-26 17:17:35,108 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:34" (1/1) ... [2019-11-26 17:17:35,642 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:35,647 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:35,647 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:35,647 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:35,672 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:34" (1/1) ... [2019-11-26 17:17:35,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:34" (1/1) ... [2019-11-26 17:17:35,745 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:34" (1/1) ... [2019-11-26 17:17:35,746 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:34" (1/1) ... [2019-11-26 17:17:35,966 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:34" (1/1) ... [2019-11-26 17:17:36,531 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:34" (1/1) ... [2019-11-26 17:17:36,618 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:34" (1/1) ... [2019-11-26 17:17:36,702 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:36,713 INFO L168 Benchmark]: Toolchain (without parser) took 8631.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 913.7 MB in the end (delta: 30.8 MB). Peak memory consumption was 293.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:36,715 INFO L168 Benchmark]: CDTParser took 0.36 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 17:17:36,720 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6799.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 778.0 MB in the end (delta: 166.5 MB). Peak memory consumption was 166.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:36,722 INFO L168 Benchmark]: Boogie Procedure Inliner took 766.12 ms. Allocated memory is still 1.0 GB. Free memory was 778.0 MB in the beginning and 732.2 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:36,726 INFO L168 Benchmark]: Boogie Preprocessor took 1056.95 ms. Allocated memory is still 1.0 GB. Free memory was 732.2 MB in the beginning and 913.7 MB in the end (delta: -181.6 MB). Peak memory consumption was 81.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:36,736 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 6799.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 778.0 MB in the end (delta: 166.5 MB). Peak memory consumption was 166.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 766.12 ms. Allocated memory is still 1.0 GB. Free memory was 778.0 MB in the beginning and 732.2 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1056.95 ms. Allocated memory is still 1.0 GB. Free memory was 732.2 MB in the beginning and 913.7 MB in the end (delta: -181.6 MB). Peak memory consumption was 81.3 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 17:17:40,797 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:40,800 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:40,827 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:40,829 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:40,832 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:40,848 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:40,864 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:40,869 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:40,874 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:40,875 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:40,880 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:40,884 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:40,889 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:40,890 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:40,895 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:40,898 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:40,901 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:40,907 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:40,916 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:40,924 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:40,929 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:40,934 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:40,938 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:40,946 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:40,947 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:40,947 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:40,952 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:40,953 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:40,954 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:40,954 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:40,956 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:40,958 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:40,961 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:40,964 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:40,965 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:40,967 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:40,969 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:40,969 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:40,974 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:40,976 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:40,977 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:17:41,015 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:41,018 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:41,020 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:41,023 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:41,023 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:41,024 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:41,024 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:41,025 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:41,025 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:41,025 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:41,029 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:41,029 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:41,030 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:17:41,030 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:17:41,031 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:41,031 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:41,031 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:41,032 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:41,033 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:41,033 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:41,033 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:41,036 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:41,036 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:41,037 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:41,037 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:41,037 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:41,038 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:17:41,040 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:17:41,040 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:41,040 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:17:41,042 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 -> 08b09c70d17f10a7e6975a9ec421a20c06935222 [2019-11-26 17:17:41,647 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:41,678 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:41,683 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:41,688 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:41,691 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:41,695 INFO L428 ainManager$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+sep-reducer.c [2019-11-26 17:17:41,850 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec95ebce8/66f71e98cfc547029a54336d1395e22e/FLAG4c7369ae8 [2019-11-26 17:17:43,676 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:43,677 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+sep-reducer.c [2019-11-26 17:17:43,792 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec95ebce8/66f71e98cfc547029a54336d1395e22e/FLAG4c7369ae8 [2019-11-26 17:17:43,833 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec95ebce8/66f71e98cfc547029a54336d1395e22e [2019-11-26 17:17:43,845 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:43,847 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:43,852 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:43,852 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:43,861 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:43,863 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:43" (1/1) ... [2019-11-26 17:17:43,871 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@167f0116 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:43, skipping insertion in model container [2019-11-26 17:17:43,872 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:43" (1/1) ... [2019-11-26 17:17:43,890 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:44,558 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:49,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:49,695 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:52,555 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:52,644 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:52,648 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:52 WrapperNode [2019-11-26 17:17:52,648 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:52,649 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:52,653 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:52,653 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:52,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:52" (1/1) ... [2019-11-26 17:17:52,873 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:52" (1/1) ... [2019-11-26 17:17:53,420 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:53,421 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:53,423 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:53,423 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:53,445 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:52" (1/1) ... [2019-11-26 17:17:53,448 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:52" (1/1) ... [2019-11-26 17:17:53,526 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:52" (1/1) ... [2019-11-26 17:17:53,528 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:52" (1/1) ... [2019-11-26 17:17:53,786 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:52" (1/1) ... [2019-11-26 17:17:53,923 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:52" (1/1) ... [2019-11-26 17:17:54,046 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:52" (1/1) ... [2019-11-26 17:17:54,163 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:54,173 INFO L168 Benchmark]: Toolchain (without parser) took 10321.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 839.5 MB in the end (delta: 105.0 MB). Peak memory consumption was 105.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:54,174 INFO L168 Benchmark]: CDTParser took 0.46 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 17:17:54,178 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8796.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 928.4 MB in the end (delta: 16.1 MB). Peak memory consumption was 264.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:54,179 INFO L168 Benchmark]: Boogie Procedure Inliner took 771.48 ms. Allocated memory is still 1.0 GB. Free memory was 928.4 MB in the beginning and 881.5 MB in the end (delta: 47.0 MB). Peak memory consumption was 47.0 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:54,184 INFO L168 Benchmark]: Boogie Preprocessor took 744.54 ms. Allocated memory is still 1.0 GB. Free memory was 881.5 MB in the beginning and 839.5 MB in the end (delta: 42.0 MB). Peak memory consumption was 42.0 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:54,194 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 8796.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 928.4 MB in the end (delta: 16.1 MB). Peak memory consumption was 264.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 771.48 ms. Allocated memory is still 1.0 GB. Free memory was 928.4 MB in the beginning and 881.5 MB in the end (delta: 47.0 MB). Peak memory consumption was 47.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 744.54 ms. Allocated memory is still 1.0 GB. Free memory was 881.5 MB in the beginning and 839.5 MB in the end (delta: 42.0 MB). Peak memory consumption was 42.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...