./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+sep-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+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 5018a02d8d02c0ea1ef89e70ed3baaae027fd880 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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+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 5018a02d8d02c0ea1ef89e70ed3baaae027fd880 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:17:05,329 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:05,331 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:05,359 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:05,361 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:05,379 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:05,381 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:05,397 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:05,400 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:05,408 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:05,410 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:05,414 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:05,417 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:05,421 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:05,426 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:05,429 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:05,431 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:05,437 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:05,440 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:05,449 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:05,458 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:05,464 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:05,469 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:05,473 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:05,480 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:05,482 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:05,482 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:05,486 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:05,489 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:05,494 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:05,494 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:05,496 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:05,497 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:05,507 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:05,509 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:05,509 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:05,511 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:05,512 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:05,512 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:05,515 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:05,519 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:05,520 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:17:05,562 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:05,564 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:05,568 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:05,570 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:05,574 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:05,574 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:05,575 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:05,575 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:17:05,575 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:05,576 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:05,577 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:05,578 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:05,578 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:05,579 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:05,579 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:05,579 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:05,581 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:05,581 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:05,581 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:05,582 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:05,583 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:05,583 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:05,586 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:05,586 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:05,587 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:05,587 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:17:05,587 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:17:05,587 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:05,588 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 -> 5018a02d8d02c0ea1ef89e70ed3baaae027fd880 [2019-11-26 17:17:06,127 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:06,158 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:06,168 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:06,170 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:06,170 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:06,172 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-26 17:17:06,334 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31d298e91/35b67767f51f48a1835fa178334b6f29/FLAGb462e1bca [2019-11-26 17:17:07,912 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:07,913 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-26 17:17:07,983 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31d298e91/35b67767f51f48a1835fa178334b6f29/FLAGb462e1bca [2019-11-26 17:17:08,020 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31d298e91/35b67767f51f48a1835fa178334b6f29 [2019-11-26 17:17:08,025 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:08,027 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:08,036 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:08,037 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:08,045 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:08,049 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:08" (1/1) ... [2019-11-26 17:17:08,053 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d9f348c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:08, skipping insertion in model container [2019-11-26 17:17:08,053 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:08" (1/1) ... [2019-11-26 17:17:08,068 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:08,344 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:10,426 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:10,460 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:11,139 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:11,199 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:11,201 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:11 WrapperNode [2019-11-26 17:17:11,202 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:11,204 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:11,204 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:11,204 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:11,227 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:11" (1/1) ... [2019-11-26 17:17:11,333 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:11" (1/1) ... [2019-11-26 17:17:11,603 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:11,606 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:11,607 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:11,607 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:11,632 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:11" (1/1) ... [2019-11-26 17:17:11,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:11" (1/1) ... [2019-11-26 17:17:11,678 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:11" (1/1) ... [2019-11-26 17:17:11,679 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:11" (1/1) ... [2019-11-26 17:17:11,792 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:11" (1/1) ... [2019-11-26 17:17:11,861 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:11" (1/1) ... [2019-11-26 17:17:11,895 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:11" (1/1) ... [2019-11-26 17:17:11,949 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:11,962 INFO L168 Benchmark]: Toolchain (without parser) took 3926.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 886.1 MB in the end (delta: 69.9 MB). Peak memory consumption was 69.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:11,964 INFO L168 Benchmark]: CDTParser took 4.04 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 17:17:11,969 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3166.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 914.9 MB in the end (delta: 41.1 MB). Peak memory consumption was 51.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:11,972 INFO L168 Benchmark]: Boogie Procedure Inliner took 401.51 ms. Allocated memory is still 1.0 GB. Free memory was 914.9 MB in the beginning and 903.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:11,977 INFO L168 Benchmark]: Boogie Preprocessor took 345.11 ms. Allocated memory is still 1.0 GB. Free memory was 903.4 MB in the beginning and 886.1 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:11,990 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.04 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 3166.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 914.9 MB in the end (delta: 41.1 MB). Peak memory consumption was 51.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 401.51 ms. Allocated memory is still 1.0 GB. Free memory was 914.9 MB in the beginning and 903.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 345.11 ms. Allocated memory is still 1.0 GB. Free memory was 903.4 MB in the beginning and 886.1 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 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 17:17:15,965 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:15,971 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:15,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:15,999 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:16,002 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:16,014 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:16,031 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:16,034 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:16,040 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:16,043 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:16,047 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:16,051 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:16,054 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:16,057 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:16,061 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:16,066 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:16,070 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:16,073 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:16,082 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:16,092 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:16,096 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:16,099 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:16,105 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:16,110 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:16,110 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:16,111 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:16,115 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:16,116 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:16,120 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:16,120 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:16,121 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:16,122 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:16,125 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:16,127 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:16,130 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:16,131 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:16,132 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:16,135 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:16,138 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:16,140 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:16,141 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:17:16,179 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:16,181 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:16,185 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:16,185 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:16,187 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:16,187 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:16,187 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:16,188 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:16,189 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:16,189 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:16,190 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:16,192 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:16,192 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:17:16,193 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:17:16,193 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:16,195 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:16,195 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:16,195 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:16,196 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:16,196 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:16,196 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:16,198 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:16,198 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:16,198 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:16,201 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:16,201 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:16,201 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:17:16,202 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:17:16,202 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:16,202 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:17:16,204 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 -> 5018a02d8d02c0ea1ef89e70ed3baaae027fd880 [2019-11-26 17:17:16,786 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:16,816 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:16,822 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:16,827 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:16,830 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:16,832 INFO L428 ainManager$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+sep-reducer.c [2019-11-26 17:17:16,990 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/011bc1665/42fa7f127c81479da28a05aa5ae6f0d7/FLAG5cfa9187b [2019-11-26 17:17:18,631 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:18,637 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+sep-reducer.c [2019-11-26 17:17:18,702 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/011bc1665/42fa7f127c81479da28a05aa5ae6f0d7/FLAG5cfa9187b [2019-11-26 17:17:18,739 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/011bc1665/42fa7f127c81479da28a05aa5ae6f0d7 [2019-11-26 17:17:18,747 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:18,753 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:18,757 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:18,758 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:18,762 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:18,768 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:18" (1/1) ... [2019-11-26 17:17:18,775 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d9f348c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:18, skipping insertion in model container [2019-11-26 17:17:18,776 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:18" (1/1) ... [2019-11-26 17:17:18,795 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:19,061 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:21,433 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:21,467 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:22,418 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:22,479 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:22,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22 WrapperNode [2019-11-26 17:17:22,481 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:22,486 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:22,486 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:22,486 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:22,509 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22" (1/1) ... [2019-11-26 17:17:22,644 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22" (1/1) ... [2019-11-26 17:17:22,942 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:22,945 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:22,945 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:22,946 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:22,973 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22" (1/1) ... [2019-11-26 17:17:22,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22" (1/1) ... [2019-11-26 17:17:23,014 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22" (1/1) ... [2019-11-26 17:17:23,015 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22" (1/1) ... [2019-11-26 17:17:23,135 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22" (1/1) ... [2019-11-26 17:17:23,190 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22" (1/1) ... [2019-11-26 17:17:23,219 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:22" (1/1) ... [2019-11-26 17:17:23,258 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:23,267 INFO L168 Benchmark]: Toolchain (without parser) took 4509.20 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 857.6 MB in the end (delta: 104.1 MB). Peak memory consumption was 104.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:23,269 INFO L168 Benchmark]: CDTParser took 0.39 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 17:17:23,272 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3724.70 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 886.2 MB in the end (delta: 75.5 MB). Peak memory consumption was 75.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:23,276 INFO L168 Benchmark]: Boogie Procedure Inliner took 462.05 ms. Allocated memory is still 1.0 GB. Free memory was 886.2 MB in the beginning and 874.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:23,278 INFO L168 Benchmark]: Boogie Preprocessor took 313.83 ms. Allocated memory is still 1.0 GB. Free memory was 874.8 MB in the beginning and 857.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:23,290 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 3724.70 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 886.2 MB in the end (delta: 75.5 MB). Peak memory consumption was 75.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 462.05 ms. Allocated memory is still 1.0 GB. Free memory was 886.2 MB in the beginning and 874.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 313.83 ms. Allocated memory is still 1.0 GB. Free memory was 874.8 MB in the beginning and 857.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...