./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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.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 d35f71abe849c22cad0fb07e0ab6567612e7e350 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.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 d35f71abe849c22cad0fb07e0ab6567612e7e350 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:01:22,374 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:22,378 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:22,410 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:22,411 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:22,414 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:22,419 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:22,430 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:22,435 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:22,436 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:22,437 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:22,441 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:22,442 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:22,448 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:22,449 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:22,452 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:22,455 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:22,460 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:22,462 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:22,469 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:22,475 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:22,480 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:22,482 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:22,486 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:22,492 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:22,492 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:22,492 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:22,497 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:22,497 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:22,498 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:22,499 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:22,499 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:22,501 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:22,502 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:22,505 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:22,507 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:22,508 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:22,508 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:22,508 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:22,510 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:22,512 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:22,513 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:01:22,541 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:22,543 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:22,547 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:22,547 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:22,547 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:22,547 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:22,548 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:22,548 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:01:22,549 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:22,549 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:22,550 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:22,551 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:22,551 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:22,551 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:22,554 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:22,554 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:22,554 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:22,554 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:22,555 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:22,555 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:22,555 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:22,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:22,556 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:22,556 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:22,556 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:22,556 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:01:22,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:01:22,557 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:22,559 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 -> d35f71abe849c22cad0fb07e0ab6567612e7e350 [2019-11-27 10:01:23,040 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:23,057 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:23,063 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:23,067 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:23,067 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:23,068 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:23,177 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b3972f60/ad996d898c0f4989ba4cb332847d4354/FLAG9c30f86de [2019-11-27 10:01:23,973 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:23,976 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:23,995 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b3972f60/ad996d898c0f4989ba4cb332847d4354/FLAG9c30f86de [2019-11-27 10:01:24,222 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b3972f60/ad996d898c0f4989ba4cb332847d4354 [2019-11-27 10:01:24,226 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:24,227 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:24,235 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:24,235 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:24,238 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:24,239 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:24" (1/1) ... [2019-11-27 10:01:24,242 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17322504 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:24, skipping insertion in model container [2019-11-27 10:01:24,242 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:24" (1/1) ... [2019-11-27 10:01:24,254 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:24,337 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:24,814 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:24,829 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:24,940 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:24,965 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:24,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:24 WrapperNode [2019-11-27 10:01:24,966 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:24,967 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:24,967 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:24,967 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:24,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:24" (1/1) ... [2019-11-27 10:01:25,006 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:24" (1/1) ... [2019-11-27 10:01:25,062 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:25,066 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:25,067 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:25,067 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:25,075 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:24" (1/1) ... [2019-11-27 10:01:25,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:24" (1/1) ... [2019-11-27 10:01:25,083 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:24" (1/1) ... [2019-11-27 10:01:25,083 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:24" (1/1) ... [2019-11-27 10:01:25,105 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:24" (1/1) ... [2019-11-27 10:01:25,129 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:24" (1/1) ... [2019-11-27 10:01:25,131 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:24" (1/1) ... [2019-11-27 10:01:25,137 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:25,147 INFO L168 Benchmark]: Toolchain (without parser) took 914.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 984.3 MB in the end (delta: -18.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:25,150 INFO L168 Benchmark]: CDTParser took 0.57 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 10:01:25,162 INFO L168 Benchmark]: CACSL2BoogieTranslator took 732.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 984.3 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:25,166 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.19 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:25,167 INFO L168 Benchmark]: Boogie Preprocessor took 72.20 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:25,177 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57 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 732.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 984.3 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 99.19 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 72.20 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 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-da95e15 [2019-11-27 10:01:27,885 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:27,891 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:27,911 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:27,912 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:27,919 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:27,922 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:27,936 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:27,941 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:27,946 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:27,948 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:27,951 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:27,955 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:27,957 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:27,958 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:27,960 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:27,962 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:27,964 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:27,967 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:27,974 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:27,978 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:27,986 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:27,987 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:27,988 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:27,995 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:27,995 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:27,996 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:27,997 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:28,000 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:28,001 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:28,001 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:28,002 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:28,005 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:28,006 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:28,009 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:28,011 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:28,012 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:28,012 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:28,014 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:28,015 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:28,016 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:28,017 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:01:28,046 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:28,048 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:28,050 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:28,050 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:28,053 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:28,053 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:28,053 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:28,054 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:28,054 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:28,054 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:28,055 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:28,055 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:28,056 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:01:28,056 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:01:28,056 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:28,058 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:28,058 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:28,058 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:28,058 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:28,059 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:28,061 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:28,061 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:28,061 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:28,062 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:28,062 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:28,062 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:28,062 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:01:28,062 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:01:28,063 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:28,063 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:01:28,067 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 -> d35f71abe849c22cad0fb07e0ab6567612e7e350 [2019-11-27 10:01:28,489 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:28,507 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:28,510 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:28,517 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:28,518 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:28,519 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:28,621 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c08e4a89d/e6d8837e76584bb7a96b2b971fba9965/FLAGf9d3f366b [2019-11-27 10:01:29,373 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:29,375 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:29,397 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c08e4a89d/e6d8837e76584bb7a96b2b971fba9965/FLAGf9d3f366b [2019-11-27 10:01:29,653 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c08e4a89d/e6d8837e76584bb7a96b2b971fba9965 [2019-11-27 10:01:29,658 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:29,659 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:29,668 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:29,668 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:29,674 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:29,675 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:29" (1/1) ... [2019-11-27 10:01:29,681 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5394ad8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:29, skipping insertion in model container [2019-11-27 10:01:29,682 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:29" (1/1) ... [2019-11-27 10:01:29,688 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:29,766 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:30,264 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:30,275 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:30,401 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:30,423 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:30,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:30 WrapperNode [2019-11-27 10:01:30,424 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:30,425 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:30,425 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:30,425 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:30,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:30" (1/1) ... [2019-11-27 10:01:30,459 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:30" (1/1) ... [2019-11-27 10:01:30,518 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:30,521 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:30,521 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:30,522 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:30,531 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:30" (1/1) ... [2019-11-27 10:01:30,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:30" (1/1) ... [2019-11-27 10:01:30,550 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:30" (1/1) ... [2019-11-27 10:01:30,550 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:30" (1/1) ... [2019-11-27 10:01:30,570 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:30" (1/1) ... [2019-11-27 10:01:30,601 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:30" (1/1) ... [2019-11-27 10:01:30,609 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:30" (1/1) ... [2019-11-27 10:01:30,620 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:30,623 INFO L168 Benchmark]: Toolchain (without parser) took 963.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 974.2 MB in the end (delta: -8.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:30,625 INFO L168 Benchmark]: CDTParser took 0.25 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 10:01:30,630 INFO L168 Benchmark]: CACSL2BoogieTranslator took 756.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 980.0 MB in the end (delta: -14.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:30,630 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.96 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 10:01:30,631 INFO L168 Benchmark]: Boogie Preprocessor took 99.34 ms. Allocated memory is still 1.0 GB. Free memory was 980.0 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:30,634 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 756.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 980.0 MB in the end (delta: -14.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 95.96 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 99.34 ms. Allocated memory is still 1.0 GB. Free memory was 980.0 MB in the beginning and 974.2 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...