./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.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/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.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 8ef6b88f405ba179e410ad54d9a35e6983c3e141 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.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 8ef6b88f405ba179e410ad54d9a35e6983c3e141 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:23:12,573 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:12,576 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:12,599 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:12,600 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:12,603 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:12,606 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:12,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:12,637 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:12,644 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:12,646 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:12,650 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:12,652 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:12,659 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:12,663 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:12,668 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:12,670 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:12,675 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:12,682 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:12,691 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:12,698 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:12,703 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:12,708 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:12,710 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:12,719 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:12,720 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:12,721 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:12,725 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:12,726 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:12,729 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:12,729 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:12,731 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:12,735 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:12,736 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:12,740 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:12,740 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:12,744 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:12,745 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:12,745 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:12,748 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:12,752 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:12,753 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:23:12,800 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:12,801 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:12,807 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:12,808 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:12,808 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:12,808 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:12,809 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:12,811 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:23:12,811 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:12,811 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:12,813 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:12,815 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:12,815 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:12,816 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:12,818 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:12,818 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:12,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:12,819 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:12,819 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:12,821 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:12,821 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:12,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:12,822 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:12,822 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:12,824 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:12,824 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:23:12,824 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:23:12,825 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:12,827 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 -> 8ef6b88f405ba179e410ad54d9a35e6983c3e141 [2019-11-27 16:23:13,403 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:13,435 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:13,444 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:13,446 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:13,449 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:13,450 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:13,613 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2ff8656b/2b671f3626f14c4aa282a4d6c3fe3e00/FLAGac49a13ac [2019-11-27 16:23:14,812 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:14,820 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:14,850 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2ff8656b/2b671f3626f14c4aa282a4d6c3fe3e00/FLAGac49a13ac [2019-11-27 16:23:14,876 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2ff8656b/2b671f3626f14c4aa282a4d6c3fe3e00 [2019-11-27 16:23:14,885 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:14,886 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:14,888 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:14,891 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:14,894 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:14,898 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:14" (1/1) ... [2019-11-27 16:23:14,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4915e153 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:14, skipping insertion in model container [2019-11-27 16:23:14,904 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:14" (1/1) ... [2019-11-27 16:23:14,917 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:14,988 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:15,691 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:15,721 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:15,885 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:15,926 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:15,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:15 WrapperNode [2019-11-27 16:23:15,928 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:15,929 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:15,930 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:15,930 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:15,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:15" (1/1) ... [2019-11-27 16:23:15,978 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:15" (1/1) ... [2019-11-27 16:23:16,060 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:16,060 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:16,061 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:16,061 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:16,073 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:15" (1/1) ... [2019-11-27 16:23:16,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:15" (1/1) ... [2019-11-27 16:23:16,098 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:15" (1/1) ... [2019-11-27 16:23:16,098 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:15" (1/1) ... [2019-11-27 16:23:16,115 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:15" (1/1) ... [2019-11-27 16:23:16,149 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:15" (1/1) ... [2019-11-27 16:23:16,156 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:15" (1/1) ... [2019-11-27 16:23:16,170 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:16,180 INFO L168 Benchmark]: Toolchain (without parser) took 1285.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 980.0 MB in the end (delta: -12.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:16,191 INFO L168 Benchmark]: CDTParser took 0.38 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 16:23:16,192 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1041.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 980.0 MB in the end (delta: -12.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:16,196 INFO L168 Benchmark]: Boogie Procedure Inliner took 130.76 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:16,199 INFO L168 Benchmark]: Boogie Preprocessor took 109.72 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:16,208 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 1041.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 980.0 MB in the end (delta: -12.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 130.76 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 109.72 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 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 0.1.24-509859d [2019-11-27 16:23:20,137 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:20,142 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:20,173 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:20,175 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:20,178 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:20,180 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:20,206 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:20,212 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:20,214 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:20,219 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:20,224 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:20,227 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:20,231 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:20,234 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:20,238 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:20,242 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:20,248 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:20,252 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:20,262 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:20,270 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:20,278 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:20,279 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:20,285 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:20,292 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:20,294 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:20,294 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:20,298 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:20,301 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:20,302 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:20,303 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:20,304 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:20,306 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:20,309 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:20,313 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:20,314 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:20,315 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:20,317 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:20,317 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:20,318 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:20,324 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:20,325 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:23:20,365 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:20,367 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:20,377 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:20,377 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:20,378 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:20,378 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:20,378 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:20,379 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:20,379 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:20,379 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:20,381 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:20,381 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:20,382 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:23:20,382 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:23:20,384 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:20,384 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:20,384 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:20,385 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:20,385 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:20,387 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:20,387 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:20,387 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:20,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:20,389 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:20,392 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:20,392 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:20,392 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:23:20,393 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:23:20,393 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:20,393 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:23:20,395 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 -> 8ef6b88f405ba179e410ad54d9a35e6983c3e141 [2019-11-27 16:23:21,048 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:21,079 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:21,089 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:21,094 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:21,095 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:21,096 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:21,257 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3bc7bea5/853ed307fe3842788b318e1ee733c564/FLAG70902f27c [2019-11-27 16:23:22,417 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:22,419 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:22,447 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3bc7bea5/853ed307fe3842788b318e1ee733c564/FLAG70902f27c [2019-11-27 16:23:22,486 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3bc7bea5/853ed307fe3842788b318e1ee733c564 [2019-11-27 16:23:22,496 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:22,500 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:22,504 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:22,506 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:22,512 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:22,518 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:22" (1/1) ... [2019-11-27 16:23:22,527 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4915e153 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:22, skipping insertion in model container [2019-11-27 16:23:22,528 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:22" (1/1) ... [2019-11-27 16:23:22,553 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:22,648 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:23,336 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:23,361 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:23,547 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:23,580 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:23,581 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:23 WrapperNode [2019-11-27 16:23:23,581 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:23,583 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:23,583 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:23,583 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:23,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:23" (1/1) ... [2019-11-27 16:23:23,640 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:23" (1/1) ... [2019-11-27 16:23:23,734 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:23,735 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:23,735 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:23,735 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:23,748 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:23" (1/1) ... [2019-11-27 16:23:23,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:23" (1/1) ... [2019-11-27 16:23:23,766 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:23" (1/1) ... [2019-11-27 16:23:23,776 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:23" (1/1) ... [2019-11-27 16:23:23,809 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:23" (1/1) ... [2019-11-27 16:23:23,846 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:23" (1/1) ... [2019-11-27 16:23:23,850 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:23" (1/1) ... [2019-11-27 16:23:23,863 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:23,879 INFO L168 Benchmark]: Toolchain (without parser) took 1374.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.5 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:23,881 INFO L168 Benchmark]: CDTParser took 0.31 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 16:23:23,883 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1077.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.2 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:23,886 INFO L168 Benchmark]: Boogie Procedure Inliner took 151.63 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:23,887 INFO L168 Benchmark]: Boogie Preprocessor took 133.20 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:23,895 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1077.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.2 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 151.63 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 133.20 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...