./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 393f760eb2c1130afbaff91588a74ebced35b22f .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 393f760eb2c1130afbaff91588a74ebced35b22f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:23:31,484 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:23:31,486 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:23:31,507 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:23:31,508 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:23:31,516 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:23:31,519 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:23:31,533 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:23:31,538 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:23:31,544 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:23:31,545 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:23:31,548 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:23:31,549 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:23:31,552 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:23:31,557 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:23:31,559 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:23:31,560 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:23:31,562 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:23:31,567 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:23:31,568 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:23:31,572 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:23:31,580 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:23:31,581 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:23:31,585 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:23:31,590 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:23:31,592 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:23:31,592 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:23:31,596 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:23:31,596 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:23:31,597 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:23:31,598 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:23:31,598 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:23:31,600 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:23:31,601 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:23:31,604 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:23:31,604 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:23:31,606 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:23:31,606 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:23:31,608 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:23:31,609 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:23:31,610 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:23:31,613 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:23:31,641 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:23:31,643 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:23:31,647 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:23:31,647 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:23:31,647 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:23:31,647 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:23:31,648 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:23:31,648 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:23:31,648 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:23:31,649 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:23:31,650 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:23:31,650 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:23:31,652 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:23:31,652 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:23:31,652 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:23:31,653 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:23:31,653 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:23:31,653 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:23:31,653 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:23:31,653 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:23:31,654 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:23:31,655 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:23:31,655 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:23:31,655 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:23:31,655 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:23:31,655 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:23:31,656 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:23:31,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:23:31,659 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:23:31,659 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 -> 393f760eb2c1130afbaff91588a74ebced35b22f [2019-11-24 21:23:32,157 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:23:32,173 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:23:32,180 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:23:32,183 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:23:32,183 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:23:32,185 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-24 21:23:32,289 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/217e69f5d/d5dc1466a15548b29aae40182bcb4fc9/FLAG57ec08c9f [2019-11-24 21:23:33,664 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:23:33,667 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-24 21:23:33,761 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/217e69f5d/d5dc1466a15548b29aae40182bcb4fc9/FLAG57ec08c9f [2019-11-24 21:23:33,829 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/217e69f5d/d5dc1466a15548b29aae40182bcb4fc9 [2019-11-24 21:23:33,835 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:23:33,838 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:23:33,842 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:33,845 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:23:33,850 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:23:33,851 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:33" (1/1) ... [2019-11-24 21:23:33,859 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25af3bdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:33, skipping insertion in model container [2019-11-24 21:23:33,859 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:33" (1/1) ... [2019-11-24 21:23:33,876 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:23:34,499 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:23:38,737 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:38,771 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:23:41,282 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:41,353 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:23:41,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:41 WrapperNode [2019-11-24 21:23:41,357 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:41,358 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:41,358 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:23:41,358 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:23:41,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:41" (1/1) ... [2019-11-24 21:23:41,534 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:41" (1/1) ... [2019-11-24 21:23:41,963 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:41,963 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:23:41,963 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:23:41,964 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:23:41,976 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:41" (1/1) ... [2019-11-24 21:23:41,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:41" (1/1) ... [2019-11-24 21:23:42,066 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:41" (1/1) ... [2019-11-24 21:23:42,068 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:41" (1/1) ... [2019-11-24 21:23:42,267 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:41" (1/1) ... [2019-11-24 21:23:42,400 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:41" (1/1) ... [2019-11-24 21:23:42,465 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:41" (1/1) ... [2019-11-24 21:23:42,565 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:23:42,573 INFO L168 Benchmark]: Toolchain (without parser) took 8729.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 728.8 MB in the end (delta: 204.2 MB). Peak memory consumption was 204.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:42,575 INFO L168 Benchmark]: CDTParser took 0.73 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. [2019-11-24 21:23:42,576 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7515.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 865.1 MB in the end (delta: 67.9 MB). Peak memory consumption was 270.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:42,579 INFO L168 Benchmark]: Boogie Procedure Inliner took 605.12 ms. Allocated memory is still 1.0 GB. Free memory was 865.1 MB in the beginning and 789.4 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:42,584 INFO L168 Benchmark]: Boogie Preprocessor took 602.04 ms. Allocated memory is still 1.0 GB. Free memory was 789.4 MB in the beginning and 728.8 MB in the end (delta: 60.5 MB). Peak memory consumption was 60.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:42,590 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.73 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 7515.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 865.1 MB in the end (delta: 67.9 MB). Peak memory consumption was 270.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 605.12 ms. Allocated memory is still 1.0 GB. Free memory was 865.1 MB in the beginning and 789.4 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 602.04 ms. Allocated memory is still 1.0 GB. Free memory was 789.4 MB in the beginning and 728.8 MB in the end (delta: 60.5 MB). Peak memory consumption was 60.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:23:45,310 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:23:45,313 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:23:45,337 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:23:45,339 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:23:45,341 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:23:45,347 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:23:45,356 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:23:45,363 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:23:45,366 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:23:45,367 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:23:45,371 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:23:45,374 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:23:45,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:23:45,378 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:23:45,380 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:23:45,382 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:23:45,383 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:23:45,388 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:23:45,392 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:23:45,397 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:23:45,402 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:23:45,404 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:23:45,407 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:23:45,413 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:23:45,413 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:23:45,413 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:23:45,417 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:23:45,417 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:23:45,418 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:23:45,421 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:23:45,422 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:23:45,422 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:23:45,423 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:23:45,427 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:23:45,427 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:23:45,428 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:23:45,428 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:23:45,429 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:23:45,429 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:23:45,433 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:23:45,433 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:23:45,461 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:23:45,461 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:23:45,464 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:23:45,466 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:23:45,466 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:23:45,466 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:23:45,467 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:23:45,467 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:23:45,467 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:23:45,468 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:23:45,469 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:23:45,469 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:23:45,471 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:23:45,471 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:23:45,471 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:23:45,472 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:23:45,472 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:23:45,472 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:23:45,472 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:23:45,472 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:23:45,473 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:23:45,475 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:23:45,475 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:23:45,475 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:23:45,475 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:23:45,476 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:23:45,476 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:23:45,476 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:23:45,476 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:23:45,476 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:23:45,477 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:23:45,480 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 -> 393f760eb2c1130afbaff91588a74ebced35b22f [2019-11-24 21:23:45,931 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:23:45,947 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:23:45,953 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:23:45,959 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:23:45,959 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:23:45,960 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-24 21:23:46,063 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc71f0e74/3cc720e4e01641419650dd2a850e88f3/FLAGefa81db8d [2019-11-24 21:23:47,481 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:23:47,486 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-24 21:23:47,646 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc71f0e74/3cc720e4e01641419650dd2a850e88f3/FLAGefa81db8d [2019-11-24 21:23:48,072 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc71f0e74/3cc720e4e01641419650dd2a850e88f3 [2019-11-24 21:23:48,078 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:23:48,079 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:23:48,085 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:48,086 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:23:48,092 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:23:48,093 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:48" (1/1) ... [2019-11-24 21:23:48,099 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c2d16a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:48, skipping insertion in model container [2019-11-24 21:23:48,105 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:48" (1/1) ... [2019-11-24 21:23:48,118 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:23:48,783 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:23:53,739 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:53,782 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:23:56,923 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:57,000 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:23:57,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:57 WrapperNode [2019-11-24 21:23:57,004 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:57,005 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:57,005 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:23:57,006 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:23:57,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:57" (1/1) ... [2019-11-24 21:23:57,215 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:57" (1/1) ... [2019-11-24 21:23:57,977 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:57,980 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:23:57,980 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:23:57,980 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:23:57,998 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:57" (1/1) ... [2019-11-24 21:23:57,998 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:57" (1/1) ... [2019-11-24 21:23:58,087 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:57" (1/1) ... [2019-11-24 21:23:58,087 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:57" (1/1) ... [2019-11-24 21:23:58,338 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:57" (1/1) ... [2019-11-24 21:23:58,489 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:57" (1/1) ... [2019-11-24 21:23:58,589 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:57" (1/1) ... [2019-11-24 21:23:58,740 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:23:58,752 INFO L168 Benchmark]: Toolchain (without parser) took 10667.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 791.2 MB in the end (delta: 141.9 MB). Peak memory consumption was 142.0 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:58,753 INFO L168 Benchmark]: CDTParser took 0.22 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. [2019-11-24 21:23:58,757 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8918.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 692.5 MB in the end (delta: 240.5 MB). Peak memory consumption was 257.1 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:58,758 INFO L168 Benchmark]: Boogie Procedure Inliner took 975.07 ms. Allocated memory is still 1.0 GB. Free memory was 692.5 MB in the beginning and 863.8 MB in the end (delta: -171.3 MB). Peak memory consumption was 54.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:58,760 INFO L168 Benchmark]: Boogie Preprocessor took 764.79 ms. Allocated memory is still 1.0 GB. Free memory was 863.8 MB in the beginning and 791.2 MB in the end (delta: 72.6 MB). Peak memory consumption was 72.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:58,768 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 8918.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 692.5 MB in the end (delta: 240.5 MB). Peak memory consumption was 257.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 975.07 ms. Allocated memory is still 1.0 GB. Free memory was 692.5 MB in the beginning and 863.8 MB in the end (delta: -171.3 MB). Peak memory consumption was 54.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 764.79 ms. Allocated memory is still 1.0 GB. Free memory was 863.8 MB in the beginning and 791.2 MB in the end (delta: 72.6 MB). Peak memory consumption was 72.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...