./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/pthread-nondet/nondet-loop-bound-variant-1.i -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 3da4a1e4efac52b3833b356f923a11ea84a86af0 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/pthread-nondet/nondet-loop-bound-variant-1.i -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 3da4a1e4efac52b3833b356f923a11ea84a86af0 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:40:01,189 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:40:01,193 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:40:01,218 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:40:01,219 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:40:01,222 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:40:01,224 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:40:01,253 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:40:01,256 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:40:01,262 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:40:01,263 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:40:01,269 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:40:01,270 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:40:01,274 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:40:01,278 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:40:01,281 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:40:01,285 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:40:01,289 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:40:01,294 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:40:01,301 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:40:01,309 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:40:01,314 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:40:01,316 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:40:01,321 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:40:01,327 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:40:01,329 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:40:01,329 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:40:01,333 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:40:01,333 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:40:01,337 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:40:01,338 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:40:01,339 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:40:01,344 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:40:01,345 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:40:01,347 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:40:01,349 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:40:01,352 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:40:01,352 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:40:01,353 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:40:01,358 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:40:01,360 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:40:01,361 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:40:01,399 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:40:01,402 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:40:01,408 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:40:01,408 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:40:01,409 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:40:01,409 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:40:01,409 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:40:01,410 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:40:01,412 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:40:01,412 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:40:01,413 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:40:01,414 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:40:01,414 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:40:01,415 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:40:01,415 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:40:01,417 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:40:01,417 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:40:01,417 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:40:01,418 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:40:01,419 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:40:01,420 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:40:01,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:40:01,420 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:40:01,423 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:40:01,423 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:40:01,423 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:40:01,424 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:40:01,424 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:40:01,424 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 -> 3da4a1e4efac52b3833b356f923a11ea84a86af0 [2019-11-27 16:40:02,080 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:40:02,111 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:40:02,122 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:40:02,127 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:40:02,128 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:40:02,129 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant-1.i [2019-11-27 16:40:02,296 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b413e6621/d93d423dd10b4c95b8c384c4ee0b5e77/FLAGd1d5e34b2 [2019-11-27 16:40:03,516 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:40:03,520 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant-1.i [2019-11-27 16:40:03,558 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b413e6621/d93d423dd10b4c95b8c384c4ee0b5e77/FLAGd1d5e34b2 [2019-11-27 16:40:03,594 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b413e6621/d93d423dd10b4c95b8c384c4ee0b5e77 [2019-11-27 16:40:03,599 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:40:03,601 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:40:03,611 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:40:03,611 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:40:03,621 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:40:03,623 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:40:03" (1/1) ... [2019-11-27 16:40:03,635 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a2b324 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:03, skipping insertion in model container [2019-11-27 16:40:03,636 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:40:03" (1/1) ... [2019-11-27 16:40:03,656 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:40:03,768 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:40:04,676 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:40:04,708 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:40:04,846 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:40:05,028 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:40:05,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:05 WrapperNode [2019-11-27 16:40:05,030 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:40:05,031 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:40:05,034 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:40:05,034 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:40:05,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:05" (1/1) ... [2019-11-27 16:40:05,112 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:05" (1/1) ... [2019-11-27 16:40:05,151 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:40:05,153 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:40:05,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:40:05,154 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:40:05,166 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:05" (1/1) ... [2019-11-27 16:40:05,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:05" (1/1) ... [2019-11-27 16:40:05,177 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:05" (1/1) ... [2019-11-27 16:40:05,177 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:05" (1/1) ... [2019-11-27 16:40:05,198 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:05" (1/1) ... [2019-11-27 16:40:05,207 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:05" (1/1) ... [2019-11-27 16:40:05,213 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:05" (1/1) ... [2019-11-27 16:40:05,220 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:40:05,234 INFO L168 Benchmark]: Toolchain (without parser) took 1622.26 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 961.0 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:40:05,246 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-27 16:40:05,247 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1420.30 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 966.7 MB in the end (delta: 689.1 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:40:05,254 INFO L168 Benchmark]: Boogie Procedure Inliner took 121.73 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:40:05,255 INFO L168 Benchmark]: Boogie Preprocessor took 67.00 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:40:05,268 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 1420.30 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 966.7 MB in the end (delta: 689.1 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 121.73 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 67.00 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 961.0 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:40:09,035 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:40:09,042 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:40:09,085 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:40:09,088 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:40:09,090 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:40:09,094 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:40:09,106 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:40:09,115 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:40:09,120 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:40:09,124 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:40:09,127 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:40:09,127 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:40:09,131 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:40:09,134 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:40:09,137 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:40:09,140 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:40:09,142 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:40:09,146 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:40:09,154 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:40:09,161 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:40:09,169 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:40:09,170 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:40:09,177 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:40:09,182 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:40:09,182 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:40:09,183 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:40:09,186 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:40:09,190 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:40:09,191 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:40:09,193 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:40:09,194 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:40:09,196 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:40:09,199 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:40:09,201 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:40:09,204 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:40:09,205 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:40:09,205 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:40:09,206 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:40:09,210 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:40:09,212 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:40:09,213 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:40:09,266 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:40:09,273 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:40:09,274 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:40:09,276 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:40:09,276 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:40:09,276 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:40:09,278 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:40:09,278 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:40:09,278 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:40:09,280 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:40:09,281 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:40:09,283 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:40:09,283 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:40:09,283 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:40:09,284 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:40:09,284 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:40:09,284 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:40:09,286 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:40:09,289 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:40:09,289 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:40:09,290 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:40:09,290 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:40:09,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:40:09,291 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:40:09,291 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:40:09,292 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:40:09,292 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:40:09,292 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:40:09,294 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:40:09,294 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:40:09,295 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 -> 3da4a1e4efac52b3833b356f923a11ea84a86af0 [2019-11-27 16:40:09,782 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:40:09,819 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:40:09,826 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:40:09,830 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:40:09,833 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:40:09,835 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant-1.i [2019-11-27 16:40:09,997 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b217148f/7e79248d6aad43b2b05d23f8626d357d/FLAGf8f5bd5d7 [2019-11-27 16:40:11,219 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:40:11,220 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant-1.i [2019-11-27 16:40:11,255 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b217148f/7e79248d6aad43b2b05d23f8626d357d/FLAGf8f5bd5d7 [2019-11-27 16:40:11,294 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b217148f/7e79248d6aad43b2b05d23f8626d357d [2019-11-27 16:40:11,299 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:40:11,304 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:40:11,310 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:40:11,310 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:40:11,316 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:40:11,323 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:40:11" (1/1) ... [2019-11-27 16:40:11,330 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d8d6d23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:11, skipping insertion in model container [2019-11-27 16:40:11,331 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:40:11" (1/1) ... [2019-11-27 16:40:11,349 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:40:11,457 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:40:12,446 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:40:12,491 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:40:12,632 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:40:12,790 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:40:12,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:12 WrapperNode [2019-11-27 16:40:12,795 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:40:12,795 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:40:12,796 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:40:12,796 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:40:12,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:12" (1/1) ... [2019-11-27 16:40:12,854 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:12" (1/1) ... [2019-11-27 16:40:12,907 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:40:12,908 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:40:12,908 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:40:12,909 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:40:12,938 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:12" (1/1) ... [2019-11-27 16:40:12,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:12" (1/1) ... [2019-11-27 16:40:12,950 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:12" (1/1) ... [2019-11-27 16:40:12,952 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:12" (1/1) ... [2019-11-27 16:40:12,987 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:12" (1/1) ... [2019-11-27 16:40:13,000 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:12" (1/1) ... [2019-11-27 16:40:13,013 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:12" (1/1) ... [2019-11-27 16:40:13,029 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:40:13,040 INFO L168 Benchmark]: Toolchain (without parser) took 1729.38 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 960.9 MB in the end (delta: 743.9 kB). Peak memory consumption was 809.4 kB. Max. memory is 12.5 GB. [2019-11-27 16:40:13,043 INFO L168 Benchmark]: CDTParser took 3.78 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. [2019-11-27 16:40:13,050 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1485.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:40:13,051 INFO L168 Benchmark]: Boogie Procedure Inliner took 112.28 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:40:13,053 INFO L168 Benchmark]: Boogie Preprocessor took 122.20 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:40:13,066 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.78 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 1485.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 112.28 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 122.20 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 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...