./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-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 bc94f445ab8337028bdae81452318d027fda1dfa ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.3.2.ufo.UNBOUNDED.pals.c.v+lhb-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 bc94f445ab8337028bdae81452318d027fda1dfa ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:17:04,390 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:04,396 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:04,421 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:04,423 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:04,434 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:04,436 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:04,453 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:04,457 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:04,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:04,467 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:04,470 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:04,473 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:04,479 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:04,481 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:04,486 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:04,490 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:04,493 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:04,498 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:04,506 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:04,516 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:04,521 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:04,526 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:04,528 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:04,539 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:04,539 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:04,540 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:04,542 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:04,542 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:04,544 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:04,548 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:04,549 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:04,550 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:04,552 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:04,555 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:04,556 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:04,560 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:04,560 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:04,561 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:04,564 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:04,566 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:04,569 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:17:04,606 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:04,608 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:04,611 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:04,613 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:04,613 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:04,615 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:04,615 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:04,616 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:17:04,616 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:04,618 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:04,619 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:04,619 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:04,620 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:04,620 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:04,624 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:04,624 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:04,625 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:04,625 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:04,625 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:04,626 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:04,626 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:04,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:04,627 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:04,627 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:04,627 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:04,629 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:17:04,629 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:17:04,629 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:04,630 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 -> bc94f445ab8337028bdae81452318d027fda1dfa [2019-11-26 17:17:05,205 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:05,233 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:05,240 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:05,245 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:05,246 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:05,247 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:17:05,413 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1437c5cd5/ad371fd896e44da4b724de5760e31b48/FLAGdf05b634b [2019-11-26 17:17:06,796 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:06,798 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:17:06,835 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1437c5cd5/ad371fd896e44da4b724de5760e31b48/FLAGdf05b634b [2019-11-26 17:17:06,872 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1437c5cd5/ad371fd896e44da4b724de5760e31b48 [2019-11-26 17:17:06,880 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:06,883 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:06,888 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:06,889 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:06,896 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:06,899 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:06" (1/1) ... [2019-11-26 17:17:06,910 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:06, skipping insertion in model container [2019-11-26 17:17:06,910 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:06" (1/1) ... [2019-11-26 17:17:06,929 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:07,122 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:08,575 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:08,610 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:09,292 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:09,345 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:09,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:09 WrapperNode [2019-11-26 17:17:09,347 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:09,348 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:09,351 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:09,351 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:09,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:09" (1/1) ... [2019-11-26 17:17:09,442 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:09" (1/1) ... [2019-11-26 17:17:09,619 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:09,622 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:09,623 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:09,623 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:09,648 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:09" (1/1) ... [2019-11-26 17:17:09,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:09" (1/1) ... [2019-11-26 17:17:09,671 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:09" (1/1) ... [2019-11-26 17:17:09,671 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:09" (1/1) ... [2019-11-26 17:17:09,756 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:09" (1/1) ... [2019-11-26 17:17:09,821 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:09" (1/1) ... [2019-11-26 17:17:09,840 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:09" (1/1) ... [2019-11-26 17:17:09,874 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:09,883 INFO L168 Benchmark]: Toolchain (without parser) took 2995.10 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 937.7 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:09,887 INFO L168 Benchmark]: CDTParser took 2.74 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. [2019-11-26 17:17:09,889 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2459.05 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 954.9 MB in the end (delta: 12.5 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:09,893 INFO L168 Benchmark]: Boogie Procedure Inliner took 274.55 ms. Allocated memory is still 1.0 GB. Free memory was 954.9 MB in the beginning and 943.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:09,898 INFO L168 Benchmark]: Boogie Preprocessor took 253.18 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 937.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:09,907 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.74 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 2459.05 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 954.9 MB in the end (delta: 12.5 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 274.55 ms. Allocated memory is still 1.0 GB. Free memory was 954.9 MB in the beginning and 943.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 253.18 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 937.7 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:17:13,704 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:13,709 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:13,744 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:13,745 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:13,747 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:13,752 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:13,768 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:13,773 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:13,779 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:13,784 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:13,787 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:13,790 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:13,794 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:13,799 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:13,805 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:13,806 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:13,811 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:13,819 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:13,826 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:13,832 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:13,841 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:13,844 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:13,845 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:13,852 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:13,854 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:13,854 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:13,860 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:13,860 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:13,862 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:13,862 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:13,865 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:13,866 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:13,868 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:13,873 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:13,873 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:13,877 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:13,877 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:13,878 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:13,881 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:13,883 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:13,886 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:17:13,928 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:13,929 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:13,932 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:13,934 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:13,934 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:13,934 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:13,937 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:13,937 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:13,937 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:13,938 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:13,939 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:13,939 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:13,940 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:17:13,940 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:17:13,942 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:13,942 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:13,942 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:13,943 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:13,943 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:13,945 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:13,945 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:13,945 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:13,946 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:13,946 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:13,949 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:13,949 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:13,949 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:17:13,950 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:17:13,950 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:13,950 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:17:13,951 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 -> bc94f445ab8337028bdae81452318d027fda1dfa [2019-11-26 17:17:14,485 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:14,514 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:14,522 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:14,525 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:14,528 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:14,530 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:17:14,687 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7f46ba13/872a25560f3d4b36b755c1135dd96b28/FLAG7e04c8727 [2019-11-26 17:17:16,058 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:16,062 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:17:16,113 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7f46ba13/872a25560f3d4b36b755c1135dd96b28/FLAG7e04c8727 [2019-11-26 17:17:16,153 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7f46ba13/872a25560f3d4b36b755c1135dd96b28 [2019-11-26 17:17:16,162 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:16,168 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:16,173 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:16,174 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:16,181 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:16,184 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:16" (1/1) ... [2019-11-26 17:17:16,193 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:16, skipping insertion in model container [2019-11-26 17:17:16,193 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:16" (1/1) ... [2019-11-26 17:17:16,214 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:16,392 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:17,978 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:18,011 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:18,779 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:18,827 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:18,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:18 WrapperNode [2019-11-26 17:17:18,830 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:18,831 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:18,832 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:18,832 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:18,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:18" (1/1) ... [2019-11-26 17:17:18,894 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:18" (1/1) ... [2019-11-26 17:17:19,050 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:19,050 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:19,051 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:19,051 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:19,075 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:18" (1/1) ... [2019-11-26 17:17:19,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:18" (1/1) ... [2019-11-26 17:17:19,093 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:18" (1/1) ... [2019-11-26 17:17:19,096 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:18" (1/1) ... [2019-11-26 17:17:19,198 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:18" (1/1) ... [2019-11-26 17:17:19,260 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:18" (1/1) ... [2019-11-26 17:17:19,275 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:18" (1/1) ... [2019-11-26 17:17:19,298 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:19,310 INFO L168 Benchmark]: Toolchain (without parser) took 3137.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 926.2 MB in the end (delta: 35.5 MB). Peak memory consumption was 35.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:19,311 INFO L168 Benchmark]: CDTParser took 1.71 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:19,314 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2657.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 943.4 MB in the end (delta: 18.3 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:19,316 INFO L168 Benchmark]: Boogie Procedure Inliner took 218.84 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 931.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:19,321 INFO L168 Benchmark]: Boogie Preprocessor took 251.22 ms. Allocated memory is still 1.0 GB. Free memory was 931.9 MB in the beginning and 926.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:19,330 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.71 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 2657.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 943.4 MB in the end (delta: 18.3 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 218.84 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 931.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 251.22 ms. Allocated memory is still 1.0 GB. Free memory was 931.9 MB in the beginning and 926.2 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...