./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.p+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.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 bfd4442ccbd88c43e54a30ee0fd5bccd3808102b .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.1.ufo.BOUNDED-8.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 bfd4442ccbd88c43e54a30ee0fd5bccd3808102b ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:23:05,867 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:23:05,870 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:23:05,901 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:23:05,903 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:23:05,913 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:23:05,915 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:23:05,932 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:23:05,937 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:23:05,941 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:23:05,945 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:23:05,950 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:23:05,953 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:23:05,957 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:23:05,961 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:23:05,966 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:23:05,968 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:23:05,973 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:23:05,979 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:23:05,986 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:23:05,993 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:23:05,999 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:23:06,005 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:23:06,009 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:23:06,018 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:23:06,019 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:23:06,019 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:23:06,021 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:23:06,022 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:23:06,025 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:23:06,025 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:23:06,026 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:23:06,029 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:23:06,031 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:23:06,034 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:23:06,035 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:23:06,038 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:23:06,038 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:23:06,039 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:23:06,044 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:23:06,046 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:23:06,047 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:23:06,087 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:23:06,089 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:23:06,095 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:23:06,095 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:23:06,096 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:23:06,096 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:23:06,097 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:23:06,097 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:23:06,097 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:23:06,101 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:23:06,102 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:23:06,103 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:23:06,103 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:23:06,104 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:23:06,104 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:23:06,104 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:23:06,105 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:23:06,105 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:23:06,105 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:23:06,108 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:23:06,108 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:23:06,109 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:23:06,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:23:06,109 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:23:06,110 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:23:06,111 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:23:06,111 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:23:06,114 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:23:06,114 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:23:06,114 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 -> bfd4442ccbd88c43e54a30ee0fd5bccd3808102b [2019-11-24 21:23:06,737 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:23:06,766 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:23:06,773 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:23:06,777 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:23:06,779 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:23:06,781 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.p+lhb-reducer.c [2019-11-24 21:23:06,938 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d2f65fea/3abe5b58d3c64caf8d7b3e1b0f408f70/FLAGb3ea0f0e3 [2019-11-24 21:23:08,222 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:23:08,230 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.p+lhb-reducer.c [2019-11-24 21:23:08,266 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d2f65fea/3abe5b58d3c64caf8d7b3e1b0f408f70/FLAGb3ea0f0e3 [2019-11-24 21:23:08,292 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d2f65fea/3abe5b58d3c64caf8d7b3e1b0f408f70 [2019-11-24 21:23:08,296 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:23:08,299 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:23:08,316 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:08,316 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:23:08,325 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:23:08,326 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:08" (1/1) ... [2019-11-24 21:23:08,335 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:08, skipping insertion in model container [2019-11-24 21:23:08,336 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:08" (1/1) ... [2019-11-24 21:23:08,355 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:23:08,492 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:23:09,680 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:09,714 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:23:10,093 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:10,142 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:23:10,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:10 WrapperNode [2019-11-24 21:23:10,149 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:10,150 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:10,152 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:23:10,152 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:23:10,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:10" (1/1) ... [2019-11-24 21:23:10,241 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:10" (1/1) ... [2019-11-24 21:23:10,405 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:10,412 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:23:10,412 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:23:10,413 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:23:10,439 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:10" (1/1) ... [2019-11-24 21:23:10,442 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:10" (1/1) ... [2019-11-24 21:23:10,463 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:10" (1/1) ... [2019-11-24 21:23:10,465 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:10" (1/1) ... [2019-11-24 21:23:10,516 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:10" (1/1) ... [2019-11-24 21:23:10,564 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:10" (1/1) ... [2019-11-24 21:23:10,575 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:10" (1/1) ... [2019-11-24 21:23:10,599 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:23:10,611 INFO L168 Benchmark]: Toolchain (without parser) took 2310.97 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 966.6 MB in the end (delta: -4.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:23:10,617 INFO L168 Benchmark]: CDTParser took 2.23 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:23:10,621 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1833.28 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 972.3 MB in the end (delta: -10.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:10,623 INFO L168 Benchmark]: Boogie Procedure Inliner took 261.95 ms. Allocated memory is still 1.0 GB. Free memory was 972.3 MB in the beginning and 966.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:10,626 INFO L168 Benchmark]: Boogie Preprocessor took 194.68 ms. Allocated memory is still 1.0 GB. Free memory is still 966.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:23:10,636 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.23 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 1833.28 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 972.3 MB in the end (delta: -10.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 261.95 ms. Allocated memory is still 1.0 GB. Free memory was 972.3 MB in the beginning and 966.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 194.68 ms. Allocated memory is still 1.0 GB. Free memory is still 966.6 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:23:14,571 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:23:14,573 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:23:14,600 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:23:14,601 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:23:14,604 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:23:14,606 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:23:14,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:23:14,641 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:23:14,643 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:23:14,648 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:23:14,653 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:23:14,654 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:23:14,658 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:23:14,665 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:23:14,672 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:23:14,674 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:23:14,677 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:23:14,682 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:23:14,690 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:23:14,698 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:23:14,705 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:23:14,709 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:23:14,714 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:23:14,721 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:23:14,723 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:23:14,723 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:23:14,727 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:23:14,728 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:23:14,730 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:23:14,732 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:23:14,733 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:23:14,737 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:23:14,739 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:23:14,742 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:23:14,743 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:23:14,746 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:23:14,748 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:23:14,748 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:23:14,751 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:23:14,753 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:23:14,758 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:23:14,797 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:23:14,801 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:23:14,804 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:23:14,806 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:23:14,806 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:23:14,807 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:23:14,809 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:23:14,809 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:23:14,809 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:23:14,810 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:23:14,811 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:23:14,814 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:23:14,814 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:23:14,815 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:23:14,815 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:23:14,816 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:23:14,816 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:23:14,816 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:23:14,819 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:23:14,819 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:23:14,820 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:23:14,820 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:23:14,820 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:23:14,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:23:14,821 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:23:14,824 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:23:14,824 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:23:14,824 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:23:14,825 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:23:14,825 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:23:14,826 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:23:14,827 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 -> bfd4442ccbd88c43e54a30ee0fd5bccd3808102b [2019-11-24 21:23:15,428 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:23:15,458 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:23:15,468 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:23:15,473 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:23:15,474 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:23:15,476 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.p+lhb-reducer.c [2019-11-24 21:23:15,632 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83ea73e57/89fff0faa32c4e6da3b768f5c6129262/FLAG872b944d4 [2019-11-24 21:23:16,919 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:23:16,923 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.p+lhb-reducer.c [2019-11-24 21:23:16,958 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83ea73e57/89fff0faa32c4e6da3b768f5c6129262/FLAG872b944d4 [2019-11-24 21:23:17,001 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83ea73e57/89fff0faa32c4e6da3b768f5c6129262 [2019-11-24 21:23:17,008 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:23:17,013 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:23:17,019 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:17,019 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:23:17,023 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:23:17,029 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:17" (1/1) ... [2019-11-24 21:23:17,037 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 24.11 09:23:17, skipping insertion in model container [2019-11-24 21:23:17,037 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:17" (1/1) ... [2019-11-24 21:23:17,049 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:23:17,201 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:23:18,533 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:18,561 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:23:19,071 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:19,121 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:23:19,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:19 WrapperNode [2019-11-24 21:23:19,123 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:19,124 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:19,124 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:23:19,128 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:23:19,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:19" (1/1) ... [2019-11-24 21:23:19,187 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:19" (1/1) ... [2019-11-24 21:23:19,332 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:19,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:23:19,333 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:23:19,333 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:23:19,347 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:19" (1/1) ... [2019-11-24 21:23:19,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:19" (1/1) ... [2019-11-24 21:23:19,365 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:19" (1/1) ... [2019-11-24 21:23:19,366 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:19" (1/1) ... [2019-11-24 21:23:19,429 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:19" (1/1) ... [2019-11-24 21:23:19,471 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:19" (1/1) ... [2019-11-24 21:23:19,493 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:19" (1/1) ... [2019-11-24 21:23:19,513 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:23:19,528 INFO L168 Benchmark]: Toolchain (without parser) took 2511.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 945.3 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:19,533 INFO L168 Benchmark]: CDTParser took 3.22 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:23:19,536 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2104.96 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 956.8 MB in the end (delta: 4.9 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:19,541 INFO L168 Benchmark]: Boogie Procedure Inliner took 208.53 ms. Allocated memory is still 1.0 GB. Free memory was 956.8 MB in the beginning and 951.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:19,546 INFO L168 Benchmark]: Boogie Preprocessor took 188.93 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 945.3 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:19,555 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.22 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2104.96 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 956.8 MB in the end (delta: 4.9 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 208.53 ms. Allocated memory is still 1.0 GB. Free memory was 956.8 MB in the beginning and 951.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 188.93 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 945.3 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...