./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 509859d6 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 0.1.24-509859d [2019-11-27 16:26:55,940 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:55,948 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:55,984 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:55,987 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:55,989 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:55,991 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:56,002 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:56,018 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:56,024 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:56,026 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:56,029 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:56,031 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:56,034 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:56,040 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:56,043 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:56,047 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:56,053 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:56,059 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:56,068 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:56,075 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:56,083 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:56,086 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:56,090 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:56,099 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:56,100 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:56,100 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:56,105 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:56,108 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:56,109 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:56,110 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:56,111 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:56,113 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:56,117 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:56,120 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:56,122 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:56,123 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:56,125 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:56,125 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:56,129 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:56,134 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:56,135 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:26:56,174 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:56,175 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:56,186 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:56,186 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:56,187 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:56,189 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:56,189 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:56,190 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:26:56,190 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:56,190 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:56,193 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:56,193 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:56,194 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:56,196 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:56,196 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:56,197 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:56,197 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:56,197 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:56,199 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:56,199 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:56,199 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:56,202 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:56,202 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:56,203 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:56,203 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:56,203 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:26:56,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:26:56,205 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:56,205 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 [2019-11-27 16:26:56,871 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:56,905 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:56,911 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:56,914 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:56,918 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:56,919 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-27 16:26:57,086 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c60638931/ecd7b2b98439427ab2067e40b1775859/FLAGced4895d3 [2019-11-27 16:26:58,848 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:58,849 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-27 16:26:58,966 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c60638931/ecd7b2b98439427ab2067e40b1775859/FLAGced4895d3 [2019-11-27 16:26:59,005 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c60638931/ecd7b2b98439427ab2067e40b1775859 [2019-11-27 16:26:59,013 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:59,019 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:59,025 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:59,025 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:59,031 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:59,033 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:59" (1/1) ... [2019-11-27 16:26:59,045 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d9f348c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:59, skipping insertion in model container [2019-11-27 16:26:59,046 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:59" (1/1) ... [2019-11-27 16:26:59,064 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:59,737 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:27:04,085 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:04,122 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:06,412 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:06,504 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:06,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:06 WrapperNode [2019-11-27 16:27:06,506 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:06,507 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:06,509 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:06,512 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:06,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:06" (1/1) ... [2019-11-27 16:27:06,713 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:06" (1/1) ... [2019-11-27 16:27:07,213 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:07,216 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:07,219 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:07,219 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:07,240 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:06" (1/1) ... [2019-11-27 16:27:07,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:06" (1/1) ... [2019-11-27 16:27:07,316 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:06" (1/1) ... [2019-11-27 16:27:07,318 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:06" (1/1) ... [2019-11-27 16:27:07,561 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:06" (1/1) ... [2019-11-27 16:27:08,157 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:06" (1/1) ... [2019-11-27 16:27:08,261 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:06" (1/1) ... [2019-11-27 16:27:08,372 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:08,385 INFO L168 Benchmark]: Toolchain (without parser) took 9359.87 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 293.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:08,386 INFO L168 Benchmark]: CDTParser took 1.28 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 16:27:08,392 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7481.61 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 778.3 MB in the end (delta: 166.2 MB). Peak memory consumption was 166.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:08,394 INFO L168 Benchmark]: Boogie Procedure Inliner took 708.89 ms. Allocated memory is still 1.0 GB. Free memory was 778.3 MB in the beginning and 732.9 MB in the end (delta: 45.3 MB). Peak memory consumption was 45.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:08,397 INFO L168 Benchmark]: Boogie Preprocessor took 1159.20 ms. Allocated memory is still 1.0 GB. Free memory was 732.9 MB in the beginning and 913.7 MB in the end (delta: -180.8 MB). Peak memory consumption was 82.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:08,409 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.28 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 7481.61 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 778.3 MB in the end (delta: 166.2 MB). Peak memory consumption was 166.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 708.89 ms. Allocated memory is still 1.0 GB. Free memory was 778.3 MB in the beginning and 732.9 MB in the end (delta: 45.3 MB). Peak memory consumption was 45.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1159.20 ms. Allocated memory is still 1.0 GB. Free memory was 732.9 MB in the beginning and 913.7 MB in the end (delta: -180.8 MB). Peak memory consumption was 82.3 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 0.1.24-509859d [2019-11-27 16:27:12,498 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:27:12,502 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:27:12,536 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:27:12,537 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:27:12,542 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:27:12,545 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:27:12,562 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:27:12,567 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:27:12,572 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:27:12,575 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:27:12,580 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:27:12,583 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:27:12,588 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:27:12,593 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:27:12,599 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:27:12,601 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:27:12,604 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:27:12,610 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:27:12,620 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:27:12,626 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:27:12,633 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:27:12,637 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:27:12,645 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:27:12,650 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:27:12,652 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:27:12,652 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:27:12,656 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:27:12,656 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:27:12,662 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:27:12,663 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:27:12,667 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:27:12,668 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:27:12,669 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:27:12,673 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:27:12,674 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:27:12,675 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:27:12,678 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:27:12,678 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:27:12,680 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:27:12,684 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:27:12,685 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:27:12,725 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:27:12,728 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:27:12,730 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:27:12,731 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:27:12,733 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:27:12,733 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:27:12,734 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:27:12,734 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:27:12,734 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:27:12,736 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:27:12,737 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:27:12,737 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:27:12,738 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:27:12,739 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:27:12,739 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:27:12,742 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:27:12,742 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:27:12,742 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:27:12,743 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:27:12,743 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:27:12,743 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:27:12,744 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:27:12,744 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:27:12,745 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:27:12,745 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:27:12,747 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:27:12,747 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:27:12,747 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:27:12,748 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:27:12,748 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:27:12,751 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 [2019-11-27 16:27:13,323 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:27:13,354 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:27:13,363 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:27:13,365 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:27:13,368 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:27:13,373 INFO L428 ainManager$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 [2019-11-27 16:27:13,534 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/623ac3d9a/348034a6f52749f190238e0bfda921a2/FLAGbb8e28532 [2019-11-27 16:27:15,259 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:27:15,264 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 [2019-11-27 16:27:15,370 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/623ac3d9a/348034a6f52749f190238e0bfda921a2/FLAGbb8e28532 [2019-11-27 16:27:15,413 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/623ac3d9a/348034a6f52749f190238e0bfda921a2 [2019-11-27 16:27:15,424 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:27:15,428 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:27:15,434 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:15,434 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:27:15,442 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:27:15,446 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:15" (1/1) ... [2019-11-27 16:27:15,453 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d9f348c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:15, skipping insertion in model container [2019-11-27 16:27:15,454 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:15" (1/1) ... [2019-11-27 16:27:15,475 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:27:16,138 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:27:21,136 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:21,187 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:24,232 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:24,322 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:24,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:24 WrapperNode [2019-11-27 16:27:24,326 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:24,327 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:24,330 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:24,330 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:24,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:24" (1/1) ... [2019-11-27 16:27:24,542 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:24" (1/1) ... [2019-11-27 16:27:24,980 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:24,980 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:24,981 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:24,982 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:25,004 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:24" (1/1) ... [2019-11-27 16:27:25,008 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:24" (1/1) ... [2019-11-27 16:27:25,114 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:24" (1/1) ... [2019-11-27 16:27:25,116 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:24" (1/1) ... [2019-11-27 16:27:25,390 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:24" (1/1) ... [2019-11-27 16:27:25,541 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:24" (1/1) ... [2019-11-27 16:27:25,647 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:24" (1/1) ... [2019-11-27 16:27:25,786 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:25,797 INFO L168 Benchmark]: Toolchain (without parser) took 10361.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 838.4 MB in the end (delta: 111.8 MB). Peak memory consumption was 111.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:25,799 INFO L168 Benchmark]: CDTParser took 0.60 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 16:27:25,801 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8892.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 923.0 MB in the end (delta: 27.2 MB). Peak memory consumption was 269.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:25,802 INFO L168 Benchmark]: Boogie Procedure Inliner took 652.94 ms. Allocated memory is still 1.0 GB. Free memory was 923.0 MB in the beginning and 875.4 MB in the end (delta: 47.6 MB). Peak memory consumption was 47.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:25,807 INFO L168 Benchmark]: Boogie Preprocessor took 805.81 ms. Allocated memory is still 1.0 GB. Free memory was 875.4 MB in the beginning and 838.4 MB in the end (delta: 37.0 MB). Peak memory consumption was 37.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:25,817 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60 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 8892.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 923.0 MB in the end (delta: 27.2 MB). Peak memory consumption was 269.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 652.94 ms. Allocated memory is still 1.0 GB. Free memory was 923.0 MB in the beginning and 875.4 MB in the end (delta: 47.6 MB). Peak memory consumption was 47.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 805.81 ms. Allocated memory is still 1.0 GB. Free memory was 875.4 MB in the beginning and 838.4 MB in the end (delta: 37.0 MB). Peak memory consumption was 37.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...