./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+nlh-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.4.1.ufo.UNBOUNDED.pals.c.v+nlh-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 2e0b3f0591020e332c09c82c31a6f6cca38de1ae ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.1.ufo.UNBOUNDED.pals.c.v+nlh-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 2e0b3f0591020e332c09c82c31a6f6cca38de1ae ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 17:17:13,985 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:13,988 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:14,028 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:14,029 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:14,032 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:14,034 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:14,059 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:14,065 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:14,068 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:14,071 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:14,078 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:14,078 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:14,082 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:14,086 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:14,091 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:14,093 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:14,096 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:14,103 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:14,114 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:14,119 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:14,125 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:14,131 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:14,133 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:14,142 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:14,142 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:14,143 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:14,146 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:14,147 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:14,151 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:14,151 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:14,152 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:14,156 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:14,157 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:14,160 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:14,161 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:14,165 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:14,166 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:14,166 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:14,168 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:14,171 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:14,173 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:17:14,214 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:14,218 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:14,224 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:14,224 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:14,225 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:14,225 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:14,226 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:14,230 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:17:14,230 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:14,230 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:14,232 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:14,232 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:14,232 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:14,233 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:14,233 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:14,234 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:14,234 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:14,234 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:14,235 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:14,235 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:14,238 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:14,238 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:14,239 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:14,239 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:14,239 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:14,240 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:17:14,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:17:14,240 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:14,242 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 -> 2e0b3f0591020e332c09c82c31a6f6cca38de1ae [2019-11-26 17:17:14,788 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:14,816 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:14,823 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:14,828 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:14,829 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:14,831 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:17:15,017 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88040c104/d7a82cf766f34dffab26bd133df4a5b1/FLAGfdff479d2 [2019-11-26 17:17:16,165 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:16,172 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:17:16,209 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88040c104/d7a82cf766f34dffab26bd133df4a5b1/FLAGfdff479d2 [2019-11-26 17:17:16,247 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88040c104/d7a82cf766f34dffab26bd133df4a5b1 [2019-11-26 17:17:16,254 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:16,257 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:16,262 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:16,265 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:16,269 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:16,272 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:16" (1/1) ... [2019-11-26 17:17:16,279 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:16, skipping insertion in model container [2019-11-26 17:17:16,280 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:16" (1/1) ... [2019-11-26 17:17:16,289 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:16,416 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:17,261 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:17,298 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:17,550 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:17,594 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:17,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:17 WrapperNode [2019-11-26 17:17:17,597 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:17,598 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:17,599 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:17,599 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:17,610 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:17" (1/1) ... [2019-11-26 17:17:17,655 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:17" (1/1) ... [2019-11-26 17:17:17,742 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:17,748 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:17,748 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:17,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:17,768 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:17" (1/1) ... [2019-11-26 17:17:17,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:17" (1/1) ... [2019-11-26 17:17:17,780 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:17" (1/1) ... [2019-11-26 17:17:17,782 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:17" (1/1) ... [2019-11-26 17:17:17,803 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:17" (1/1) ... [2019-11-26 17:17:17,821 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:17" (1/1) ... [2019-11-26 17:17:17,830 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:17" (1/1) ... [2019-11-26 17:17:17,857 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:17,864 INFO L168 Benchmark]: Toolchain (without parser) took 1603.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.4 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:17,871 INFO L168 Benchmark]: CDTParser took 3.98 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:17,875 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1335.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:17,877 INFO L168 Benchmark]: Boogie Procedure Inliner took 149.30 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:17,879 INFO L168 Benchmark]: Boogie Preprocessor took 109.43 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:17,887 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.98 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 1335.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 149.30 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 109.43 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:17:21,965 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:21,971 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:22,011 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:22,012 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:22,016 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:22,019 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:22,034 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:22,042 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:22,047 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:22,050 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:22,054 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:22,058 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:22,061 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:22,062 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:22,066 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:22,071 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:22,072 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:22,077 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:22,086 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:22,095 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:22,102 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:22,104 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:22,111 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:22,115 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:22,117 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:22,117 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:22,121 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:22,122 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:22,124 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:22,126 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:22,127 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:22,131 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:22,133 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:22,136 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:22,139 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:22,140 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:22,140 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:22,141 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:22,143 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:22,148 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:22,149 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:17:22,201 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:22,206 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:22,208 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:22,214 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:22,214 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:22,215 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:22,215 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:22,217 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:22,217 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:22,217 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:22,218 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:22,218 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:22,220 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:17:22,221 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:17:22,222 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:22,222 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:22,225 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:22,225 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:22,226 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:22,226 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:22,226 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:22,226 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:22,227 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:22,228 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:22,230 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:22,230 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:22,230 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:17:22,231 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:17:22,232 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:22,232 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:17:22,233 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 -> 2e0b3f0591020e332c09c82c31a6f6cca38de1ae [2019-11-26 17:17:22,767 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:22,810 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:22,819 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:22,823 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:22,825 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:22,826 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:17:23,013 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53d50fb97/35468e7e03af448b9b3047b36800b963/FLAGfc33842c0 [2019-11-26 17:17:24,214 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:24,215 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:17:24,245 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53d50fb97/35468e7e03af448b9b3047b36800b963/FLAGfc33842c0 [2019-11-26 17:17:24,280 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53d50fb97/35468e7e03af448b9b3047b36800b963 [2019-11-26 17:17:24,291 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:24,293 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:24,298 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:24,299 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:24,306 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:24,309 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:24" (1/1) ... [2019-11-26 17:17:24,317 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:24, skipping insertion in model container [2019-11-26 17:17:24,317 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:24" (1/1) ... [2019-11-26 17:17:24,338 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:24,445 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:25,518 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:25,564 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:25,932 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:25,972 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:25,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:25 WrapperNode [2019-11-26 17:17:25,973 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:25,974 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:25,975 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:25,975 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:25,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:25" (1/1) ... [2019-11-26 17:17:26,047 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:25" (1/1) ... [2019-11-26 17:17:26,134 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:26,153 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:26,153 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:26,153 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:26,180 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:25" (1/1) ... [2019-11-26 17:17:26,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:25" (1/1) ... [2019-11-26 17:17:26,201 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:25" (1/1) ... [2019-11-26 17:17:26,201 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:25" (1/1) ... [2019-11-26 17:17:26,233 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:25" (1/1) ... [2019-11-26 17:17:26,250 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:25" (1/1) ... [2019-11-26 17:17:26,259 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:25" (1/1) ... [2019-11-26 17:17:26,284 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:26,295 INFO L168 Benchmark]: Toolchain (without parser) took 2001.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.9 MB in the end (delta: -12.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:26,302 INFO L168 Benchmark]: CDTParser took 1.22 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 17:17:26,304 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1675.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.6 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:26,310 INFO L168 Benchmark]: Boogie Procedure Inliner took 163.23 ms. Allocated memory is still 1.0 GB. Free memory was 978.6 MB in the beginning and 972.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:26,311 INFO L168 Benchmark]: Boogie Preprocessor took 138.90 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:26,323 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.22 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 1675.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.6 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 163.23 ms. Allocated memory is still 1.0 GB. Free memory was 978.6 MB in the beginning and 972.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 138.90 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...