./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c.p+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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.6.2.ufo.BOUNDED-12.pals.c.p+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 7c93f0ea99f484be18bd6c7ef31f44c3fc79c7dd ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.6.2.ufo.BOUNDED-12.pals.c.p+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 7c93f0ea99f484be18bd6c7ef31f44c3fc79c7dd ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:10:23,034 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:10:23,037 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:10:23,063 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:10:23,065 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:10:23,068 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:10:23,084 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:10:23,101 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:10:23,104 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:10:23,110 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:10:23,115 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:10:23,120 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:10:23,123 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:10:23,127 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:10:23,132 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:10:23,138 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:10:23,140 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:10:23,145 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:10:23,151 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:10:23,159 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:10:23,167 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:10:23,175 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:10:23,178 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:10:23,182 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:10:23,190 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:10:23,191 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:10:23,191 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:10:23,193 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:10:23,198 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:10:23,200 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:10:23,200 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:10:23,201 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:10:23,203 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:10:23,207 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:10:23,210 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:10:23,212 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:10:23,214 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:10:23,215 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:10:23,217 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:10:23,218 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:10:23,221 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:10:23,224 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:10:23,265 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:10:23,268 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:10:23,271 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:10:23,272 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:10:23,274 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:10:23,275 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:10:23,275 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:10:23,275 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:10:23,276 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:10:23,277 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:10:23,278 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:10:23,279 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:10:23,280 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:10:23,280 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:10:23,282 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:10:23,282 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:10:23,282 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:10:23,283 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:10:23,284 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:10:23,284 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:10:23,286 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:10:23,286 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:10:23,286 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:10:23,287 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:10:23,287 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:10:23,288 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:10:23,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:10:23,291 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:10:23,292 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 -> 7c93f0ea99f484be18bd6c7ef31f44c3fc79c7dd [2019-11-25 23:10:23,908 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:10:23,935 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:10:23,943 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:10:23,949 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:10:23,950 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:10:23,951 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c.p+lhb-reducer.c [2019-11-25 23:10:24,112 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4a7d560c/0b6d783f8e6a4f75adef9800f039d665/FLAG9d1a9e4f0 [2019-11-25 23:10:25,431 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:10:25,433 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c.p+lhb-reducer.c [2019-11-25 23:10:25,465 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4a7d560c/0b6d783f8e6a4f75adef9800f039d665/FLAG9d1a9e4f0 [2019-11-25 23:10:25,505 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4a7d560c/0b6d783f8e6a4f75adef9800f039d665 [2019-11-25 23:10:25,511 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:10:25,514 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:10:25,519 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:10:25,521 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:10:25,527 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:10:25,531 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:10:25" (1/1) ... [2019-11-25 23:10:25,540 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 25.11 11:10:25, skipping insertion in model container [2019-11-25 23:10:25,541 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:10:25" (1/1) ... [2019-11-25 23:10:25,561 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:10:25,704 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:10:27,052 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:10:27,099 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:10:27,523 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:10:27,590 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:10:27,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:27 WrapperNode [2019-11-25 23:10:27,595 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:10:27,599 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:10:27,600 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:10:27,600 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:10:27,623 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:27" (1/1) ... [2019-11-25 23:10:27,703 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:27" (1/1) ... [2019-11-25 23:10:27,878 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:10:27,880 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:10:27,885 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:10:27,885 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:10:27,911 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:27" (1/1) ... [2019-11-25 23:10:27,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:27" (1/1) ... [2019-11-25 23:10:27,930 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:27" (1/1) ... [2019-11-25 23:10:27,932 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:27" (1/1) ... [2019-11-25 23:10:27,989 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:27" (1/1) ... [2019-11-25 23:10:28,043 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:27" (1/1) ... [2019-11-25 23:10:28,059 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:27" (1/1) ... [2019-11-25 23:10:28,080 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:10:28,099 INFO L168 Benchmark]: Toolchain (without parser) took 2573.82 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 962.2 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.3 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:28,101 INFO L168 Benchmark]: CDTParser took 1.50 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. [2019-11-25 23:10:28,103 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2076.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 973.6 MB in the end (delta: -6.2 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:28,107 INFO L168 Benchmark]: Boogie Procedure Inliner took 280.32 ms. Allocated memory is still 1.0 GB. Free memory was 973.6 MB in the beginning and 967.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:28,109 INFO L168 Benchmark]: Boogie Preprocessor took 205.30 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:28,122 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.50 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 2076.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 973.6 MB in the end (delta: -6.2 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 280.32 ms. Allocated memory is still 1.0 GB. Free memory was 973.6 MB in the beginning and 967.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 205.30 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 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... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:10:31,995 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:10:32,000 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:10:32,035 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:10:32,036 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:10:32,040 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:10:32,043 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:10:32,061 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:10:32,064 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:10:32,069 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:10:32,074 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:10:32,079 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:10:32,080 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:10:32,084 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:10:32,089 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:10:32,094 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:10:32,096 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:10:32,101 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:10:32,106 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:10:32,116 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:10:32,124 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:10:32,130 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:10:32,132 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:10:32,136 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:10:32,143 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:10:32,146 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:10:32,146 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:10:32,150 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:10:32,151 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:10:32,154 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:10:32,155 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:10:32,156 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:10:32,157 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:10:32,161 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:10:32,164 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:10:32,166 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:10:32,170 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:10:32,170 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:10:32,171 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:10:32,175 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:10:32,177 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:10:32,179 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:10:32,219 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:10:32,221 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:10:32,228 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:10:32,228 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:10:32,228 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:10:32,229 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:10:32,229 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:10:32,229 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:10:32,230 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:10:32,230 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:10:32,234 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:10:32,234 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:10:32,235 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:10:32,235 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:10:32,236 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:10:32,236 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:10:32,236 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:10:32,236 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:10:32,237 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:10:32,238 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:10:32,238 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:10:32,238 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:10:32,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:10:32,241 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:10:32,242 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:10:32,242 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:10:32,242 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:10:32,242 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:10:32,243 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:10:32,243 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:10:32,245 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 -> 7c93f0ea99f484be18bd6c7ef31f44c3fc79c7dd [2019-11-25 23:10:32,797 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:10:32,828 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:10:32,838 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:10:32,840 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:10:32,843 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:10:32,845 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c.p+lhb-reducer.c [2019-11-25 23:10:32,999 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5caf25d59/903b0d39ade54164850015dfed0fe440/FLAG730179747 [2019-11-25 23:10:34,331 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:10:34,333 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c.p+lhb-reducer.c [2019-11-25 23:10:34,389 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5caf25d59/903b0d39ade54164850015dfed0fe440/FLAG730179747 [2019-11-25 23:10:34,429 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5caf25d59/903b0d39ade54164850015dfed0fe440 [2019-11-25 23:10:34,443 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:10:34,446 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:10:34,453 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:10:34,454 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:10:34,461 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:10:34,462 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:10:34" (1/1) ... [2019-11-25 23:10:34,472 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 25.11 11:10:34, skipping insertion in model container [2019-11-25 23:10:34,473 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:10:34" (1/1) ... [2019-11-25 23:10:34,490 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:10:34,655 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:10:36,206 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:10:36,237 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:10:36,922 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:10:36,976 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:10:36,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:36 WrapperNode [2019-11-25 23:10:36,978 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:10:36,980 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:10:36,980 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:10:36,980 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:10:36,993 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:36" (1/1) ... [2019-11-25 23:10:37,039 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:36" (1/1) ... [2019-11-25 23:10:37,192 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:10:37,193 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:10:37,199 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:10:37,199 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:10:37,219 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:36" (1/1) ... [2019-11-25 23:10:37,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:36" (1/1) ... [2019-11-25 23:10:37,239 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:36" (1/1) ... [2019-11-25 23:10:37,240 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:36" (1/1) ... [2019-11-25 23:10:37,322 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:36" (1/1) ... [2019-11-25 23:10:37,373 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:36" (1/1) ... [2019-11-25 23:10:37,388 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:36" (1/1) ... [2019-11-25 23:10:37,426 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:10:37,437 INFO L168 Benchmark]: Toolchain (without parser) took 2984.35 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 938.0 MB in the end (delta: 23.7 MB). Peak memory consumption was 23.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:37,443 INFO L168 Benchmark]: CDTParser took 0.42 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. [2019-11-25 23:10:37,444 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2525.34 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 949.4 MB in the end (delta: 12.3 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:37,449 INFO L168 Benchmark]: Boogie Procedure Inliner took 213.04 ms. Allocated memory is still 1.0 GB. Free memory was 949.4 MB in the beginning and 943.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:37,450 INFO L168 Benchmark]: Boogie Preprocessor took 233.60 ms. Allocated memory is still 1.0 GB. Free memory was 943.7 MB in the beginning and 938.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:37,460 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 2525.34 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 949.4 MB in the end (delta: 12.3 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 213.04 ms. Allocated memory is still 1.0 GB. Free memory was 949.4 MB in the beginning and 943.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 233.60 ms. Allocated memory is still 1.0 GB. Free memory was 943.7 MB in the beginning and 938.0 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...